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Finding the Fourth Proportional to 104,976,207.90, 157,464,311.85 and 96,685,728.30

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Solution

The fourth proportional to 104,976,207.90, 157,464,311.85 and 96,685,728.30 is: 145,028,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,207.90 : 157,464,311.85 = 96,685,728.30 : x
  2. Step 2: Convert to fraction form
    104,976,207.90/157,464,311.85 = 96,685,728.30/x
  3. Step 3: Cross multiply
    104,976,207.90x = 157,464,311.85 × 96,685,728.30
  4. Step 4: Simplify right side
    104,976,207.90x = 15,224,551,672,475,570
  5. Step 5: Solve for x
    x = 15,224,551,672,475,570/104,976,207.90
  6. Step 6: Final answer
    x = 145,028,592.45

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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.