Home / 121,475,139.57-182,231,605.03-39,574,951.59

Finding the Fourth Proportional to 121,475,139.57, 182,231,605.03 and 39,574,951.59

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Solution

The fourth proportional to 121,475,139.57, 182,231,605.03 and 39,574,951.59 is: 59,368,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,475,139.57 : 182,231,605.03 = 39,574,951.59 : x
  2. Step 2: Convert to fraction form
    121,475,139.57/182,231,605.03 = 39,574,951.59/x
  3. Step 3: Cross multiply
    121,475,139.57x = 182,231,605.03 × 39,574,951.59
  4. Step 4: Simplify right side
    121,475,139.57x = 7,211,806,947,230,251
  5. Step 5: Solve for x
    x = 7,211,806,947,230,251/121,475,139.57
  6. Step 6: Final answer
    x = 59,368,583.34

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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.