Home / 121,381,006.80-182,071,510.20-44,688,165.60

Finding the Fourth Proportional to 121,381,006.80, 182,071,510.20 and 44,688,165.60

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Solution

The fourth proportional to 121,381,006.80, 182,071,510.20 and 44,688,165.60 is: 67,032,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,381,006.80 : 182,071,510.20 = 44,688,165.60 : x
  2. Step 2: Convert to fraction form
    121,381,006.80/182,071,510.20 = 44,688,165.60/x
  3. Step 3: Cross multiply
    121,381,006.80x = 182,071,510.20 × 44,688,165.60
  4. Step 4: Simplify right side
    121,381,006.80x = 8,136,441,798,859,689
  5. Step 5: Solve for x
    x = 8,136,441,798,859,689/121,381,006.80
  6. Step 6: Final answer
    x = 67,032,248.40

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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.