Home / 121,509,529.11-182,275,368.39-39,607,385.13

Finding the Fourth Proportional to 121,509,529.11, 182,275,368.39 and 39,607,385.13

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Solution

The fourth proportional to 121,509,529.11, 182,275,368.39 and 39,607,385.13 is: 59,414,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,509,529.11 : 182,275,368.39 = 39,607,385.13 : x
  2. Step 2: Convert to fraction form
    121,509,529.11/182,275,368.39 = 39,607,385.13/x
  3. Step 3: Cross multiply
    121,509,529.11x = 182,275,368.39 × 39,607,385.13
  4. Step 4: Simplify right side
    121,509,529.11x = 7,219,450,715,535,358
  5. Step 5: Solve for x
    x = 7,219,450,715,535,358/121,509,529.11
  6. Step 6: Final answer
    x = 59,414,687.63

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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.