Home / 99,646,070.68-137,511,663.15-55,593,076.35

Finding the Fourth Proportional to 99,646,070.68, 137,511,663.15 and 55,593,076.35

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Solution

The fourth proportional to 99,646,070.68, 137,511,663.15 and 55,593,076.35 is: 76,718,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,070.68 : 137,511,663.15 = 55,593,076.35 : x
  2. Step 2: Convert to fraction form
    99,646,070.68/137,511,663.15 = 55,593,076.35/x
  3. Step 3: Cross multiply
    99,646,070.68x = 137,511,663.15 × 55,593,076.35
  4. Step 4: Simplify right side
    99,646,070.68x = 7,644,696,389,237,574
  5. Step 5: Solve for x
    x = 7,644,696,389,237,574/99,646,070.68
  6. Step 6: Final answer
    x = 76,718,493.13

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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.