Home / 121,251,750.30-181,877,625.45-59,870,314.80

Finding the Fourth Proportional to 121,251,750.30, 181,877,625.45 and 59,870,314.80

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Solution

The fourth proportional to 121,251,750.30, 181,877,625.45 and 59,870,314.80 is: 89,805,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,251,750.30 : 181,877,625.45 = 59,870,314.80 : x
  2. Step 2: Convert to fraction form
    121,251,750.30/181,877,625.45 = 59,870,314.80/x
  3. Step 3: Cross multiply
    121,251,750.30x = 181,877,625.45 × 59,870,314.80
  4. Step 4: Simplify right side
    121,251,750.30x = 10,889,070,690,767,990
  5. Step 5: Solve for x
    x = 10,889,070,690,767,990/121,251,750.30
  6. Step 6: Final answer
    x = 89,805,472.20

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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.