Home / 744,292,458.10-1,116,438,687.15-307,447,956.10

Finding the Fourth Proportional to 744,292,458.10, 1,116,438,687.15 and 307,447,956.10

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Solution

The fourth proportional to 744,292,458.10, 1,116,438,687.15 and 307,447,956.10 is: 461,171,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,292,458.10 : 1,116,438,687.15 = 307,447,956.10 : x
  2. Step 2: Convert to fraction form
    744,292,458.10/1,116,438,687.15 = 307,447,956.10/x
  3. Step 3: Cross multiply
    744,292,458.10x = 1,116,438,687.15 × 307,447,956.10
  4. Step 4: Simplify right side
    744,292,458.10x = 343,246,792,475,234,880
  5. Step 5: Solve for x
    x = 343,246,792,475,234,880/744,292,458.10
  6. Step 6: Final answer
    x = 461,171,934.15

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Double scale
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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.