Home / 133,060,385.20-199,590,577.80-60,312,017.20

Finding the Fourth Proportional to 133,060,385.20, 199,590,577.80 and 60,312,017.20

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Solution

The fourth proportional to 133,060,385.20, 199,590,577.80 and 60,312,017.20 is: 90,468,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,385.20 : 199,590,577.80 = 60,312,017.20 : x
  2. Step 2: Convert to fraction form
    133,060,385.20/199,590,577.80 = 60,312,017.20/x
  3. Step 3: Cross multiply
    133,060,385.20x = 199,590,577.80 × 60,312,017.20
  4. Step 4: Simplify right side
    133,060,385.20x = 12,037,710,361,231,540
  5. Step 5: Solve for x
    x = 12,037,710,361,231,540/133,060,385.20
  6. Step 6: Final answer
    x = 90,468,025.80

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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.