Home / 1,262,461,436.46-1,742,250,587.04-705,544,467.12

Finding the Fourth Proportional to 1,262,461,436.46, 1,742,250,587.04 and 705,544,467.12

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Solution

The fourth proportional to 1,262,461,436.46, 1,742,250,587.04 and 705,544,467.12 is: 973,681,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,461,436.46 : 1,742,250,587.04 = 705,544,467.12 : x
  2. Step 2: Convert to fraction form
    1,262,461,436.46/1,742,250,587.04 = 705,544,467.12/x
  3. Step 3: Cross multiply
    1,262,461,436.46x = 1,742,250,587.04 × 705,544,467.12
  4. Step 4: Simplify right side
    1,262,461,436.46x = 1,229,235,262,022,643,968
  5. Step 5: Solve for x
    x = 1,229,235,262,022,643,968/1,262,461,436.46
  6. Step 6: Final answer
    x = 973,681,434.16

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Double scale
Find fourth proportional to 1,262,461,437.46, 1,742,250,588.42 and 705,544,468.12
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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.