Home / 957,719,701.83-1,321,652,603.96-517,686,553.83

Finding the Fourth Proportional to 957,719,701.83, 1,321,652,603.96 and 517,686,553.83

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Solution

The fourth proportional to 957,719,701.83, 1,321,652,603.96 and 517,686,553.83 is: 714,407,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,719,701.83 : 1,321,652,603.96 = 517,686,553.83 : x
  2. Step 2: Convert to fraction form
    957,719,701.83/1,321,652,603.96 = 517,686,553.83/x
  3. Step 3: Cross multiply
    957,719,701.83x = 1,321,652,603.96 × 517,686,553.83
  4. Step 4: Simplify right side
    957,719,701.83x = 684,201,781,904,498,176
  5. Step 5: Solve for x
    x = 684,201,781,904,498,176/957,719,701.83
  6. Step 6: Final answer
    x = 714,407,128.30

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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.