Home / 487,339,316.30-731,008,974.46-487,339,316.30

Finding the Fourth Proportional to 487,339,316.30, 731,008,974.46 and 487,339,316.30

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Solution

The fourth proportional to 487,339,316.30, 731,008,974.46 and 487,339,316.30 is: 731,008,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,339,316.30 : 731,008,974.46 = 487,339,316.30 : x
  2. Step 2: Convert to fraction form
    487,339,316.30/731,008,974.46 = 487,339,316.30/x
  3. Step 3: Cross multiply
    487,339,316.30x = 731,008,974.46 × 487,339,316.30
  4. Step 4: Simplify right side
    487,339,316.30x = 356,249,413,822,500,608
  5. Step 5: Solve for x
    x = 356,249,413,822,500,608/487,339,316.30
  6. Step 6: Final answer
    x = 731,008,974.46

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.