Home / 79,152,216.13-109,227,417.45-43,868,517.71

Finding the Fourth Proportional to 79,152,216.13, 109,227,417.45 and 43,868,517.71

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Solution

The fourth proportional to 79,152,216.13, 109,227,417.45 and 43,868,517.71 is: 60,537,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,152,216.13 : 109,227,417.45 = 43,868,517.71 : x
  2. Step 2: Convert to fraction form
    79,152,216.13/109,227,417.45 = 43,868,517.71/x
  3. Step 3: Cross multiply
    79,152,216.13x = 109,227,417.45 × 43,868,517.71
  4. Step 4: Simplify right side
    79,152,216.13x = 4,791,644,896,822,888
  5. Step 5: Solve for x
    x = 4,791,644,896,822,888/79,152,216.13
  6. Step 6: Final answer
    x = 60,537,090.82

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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.