Home / 99,646,066.17-137,511,656.94-55,593,071.85

Finding the Fourth Proportional to 99,646,066.17, 137,511,656.94 and 55,593,071.85

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Solution

The fourth proportional to 99,646,066.17, 137,511,656.94 and 55,593,071.85 is: 76,718,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,066.17 : 137,511,656.94 = 55,593,071.85 : x
  2. Step 2: Convert to fraction form
    99,646,066.17/137,511,656.94 = 55,593,071.85/x
  3. Step 3: Cross multiply
    99,646,066.17x = 137,511,656.94 × 55,593,071.85
  4. Step 4: Simplify right side
    99,646,066.17x = 7,644,695,423,807,187
  5. Step 5: Solve for x
    x = 7,644,695,423,807,187/99,646,066.17
  6. Step 6: Final answer
    x = 76,718,486.91

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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.