Home / 104,361,146.28-156,535,962.12-42,934,759.74

Finding the Fourth Proportional to 104,361,146.28, 156,535,962.12 and 42,934,759.74

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Solution

The fourth proportional to 104,361,146.28, 156,535,962.12 and 42,934,759.74 is: 64,399,771.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,361,146.28 : 156,535,962.12 = 42,934,759.74 : x
  2. Step 2: Convert to fraction form
    104,361,146.28/156,535,962.12 = 42,934,759.74/x
  3. Step 3: Cross multiply
    104,361,146.28x = 156,535,962.12 × 42,934,759.74
  4. Step 4: Simplify right side
    104,361,146.28x = 6,720,833,924,291,942
  5. Step 5: Solve for x
    x = 6,720,833,924,291,942/104,361,146.28
  6. Step 6: Final answer
    x = 64,399,771.02

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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.