Home / 1,262,217,054.36-1,742,032,571.88-726,357,706.88

Finding the Fourth Proportional to 1,262,217,054.36, 1,742,032,571.88 and 726,357,706.88

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Solution

The fourth proportional to 1,262,217,054.36, 1,742,032,571.88 and 726,357,706.88 is: 1,002,473,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,217,054.36 : 1,742,032,571.88 = 726,357,706.88 : x
  2. Step 2: Convert to fraction form
    1,262,217,054.36/1,742,032,571.88 = 726,357,706.88/x
  3. Step 3: Cross multiply
    1,262,217,054.36x = 1,742,032,571.88 × 726,357,706.88
  4. Step 4: Simplify right side
    1,262,217,054.36x = 1,265,338,784,221,025,536
  5. Step 5: Solve for x
    x = 1,265,338,784,221,025,536/1,262,217,054.36
  6. Step 6: Final answer
    x = 1,002,473,211.60

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Double scale
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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.