Home / 98,821,755.27-136,374,034.95-54,771,597.95

Finding the Fourth Proportional to 98,821,755.27, 136,374,034.95 and 54,771,597.95

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Solution

The fourth proportional to 98,821,755.27, 136,374,034.95 and 54,771,597.95 is: 75,584,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,821,755.27 : 136,374,034.95 = 54,771,597.95 : x
  2. Step 2: Convert to fraction form
    98,821,755.27/136,374,034.95 = 54,771,597.95/x
  3. Step 3: Cross multiply
    98,821,755.27x = 136,374,034.95 × 54,771,597.95
  4. Step 4: Simplify right side
    98,821,755.27x = 7,469,423,812,418,778
  5. Step 5: Solve for x
    x = 7,469,423,812,418,778/98,821,755.27
  6. Step 6: Final answer
    x = 75,584,812.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.