Home / 121,456,344.57-182,038,144-55,786,862.95

Finding the Fourth Proportional to 121,456,344.57, 182,038,144 and 55,786,862.95

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Solution

The fourth proportional to 121,456,344.57, 182,038,144 and 55,786,862.95 is: 83,613,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,456,344.57 : 182,038,144 = 55,786,862.95 : x
  2. Step 2: Convert to fraction form
    121,456,344.57/182,038,144 = 55,786,862.95/x
  3. Step 3: Cross multiply
    121,456,344.57x = 182,038,144 × 55,786,862.95
  4. Step 4: Simplify right side
    121,456,344.57x = 10,155,336,991,000,366
  5. Step 5: Solve for x
    x = 10,155,336,991,000,366/121,456,344.57
  6. Step 6: Final answer
    x = 83,613,063.01

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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.