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Finding the Fourth Proportional to 104,192,404.02, 156,302,978.02 and 60,493,742.28

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Solution

The fourth proportional to 104,192,404.02, 156,302,978.02 and 60,493,742.28 is: 90,748,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,192,404.02 : 156,302,978.02 = 60,493,742.28 : x
  2. Step 2: Convert to fraction form
    104,192,404.02/156,302,978.02 = 60,493,742.28/x
  3. Step 3: Cross multiply
    104,192,404.02x = 156,302,978.02 × 60,493,742.28
  4. Step 4: Simplify right side
    104,192,404.02x = 9,455,352,069,938,386
  5. Step 5: Solve for x
    x = 9,455,352,069,938,386/104,192,404.02
  6. Step 6: Final answer
    x = 90,748,957.75

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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.