Home / 1,262,216,494.26-1,742,031,798.57-726,357,146.76

Finding the Fourth Proportional to 1,262,216,494.26, 1,742,031,798.57 and 726,357,146.76

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Solution

The fourth proportional to 1,262,216,494.26, 1,742,031,798.57 and 726,357,146.76 is: 1,002,472,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,216,494.26 : 1,742,031,798.57 = 726,357,146.76 : x
  2. Step 2: Convert to fraction form
    1,262,216,494.26/1,742,031,798.57 = 726,357,146.76/x
  3. Step 3: Cross multiply
    1,262,216,494.26x = 1,742,031,798.57 × 726,357,146.76
  4. Step 4: Simplify right side
    1,262,216,494.26x = 1,265,337,246,774,496,256
  5. Step 5: Solve for x
    x = 1,265,337,246,774,496,256/1,262,216,494.26
  6. Step 6: Final answer
    x = 1,002,472,438.39

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,262,216,495.26, 1,742,031,799.95 and 726,357,147.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.