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Finding the Fourth Proportional to 63,092,468.80, 94,428,751.20 and 45,771,428.80

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Solution

The fourth proportional to 63,092,468.80, 94,428,751.20 and 45,771,428.80 is: 68,504,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,092,468.80 : 94,428,751.20 = 45,771,428.80 : x
  2. Step 2: Convert to fraction form
    63,092,468.80/94,428,751.20 = 45,771,428.80/x
  3. Step 3: Cross multiply
    63,092,468.80x = 94,428,751.20 × 45,771,428.80
  4. Step 4: Simplify right side
    63,092,468.80x = 4,322,138,862,223,714.50
  5. Step 5: Solve for x
    x = 4,322,138,862,223,714.50/63,092,468.80
  6. Step 6: Final answer
    x = 68,504,830.20

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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.