Home / 188,517,373.38-282,773,222.13-84,813,345.49

Finding the Fourth Proportional to 188,517,373.38, 282,773,222.13 and 84,813,345.49

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Solution

The fourth proportional to 188,517,373.38, 282,773,222.13 and 84,813,345.49 is: 127,218,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,517,373.38 : 282,773,222.13 = 84,813,345.49 : x
  2. Step 2: Convert to fraction form
    188,517,373.38/282,773,222.13 = 84,813,345.49/x
  3. Step 3: Cross multiply
    188,517,373.38x = 282,773,222.13 × 84,813,345.49
  4. Step 4: Simplify right side
    188,517,373.38x = 23,982,942,983,973,520
  5. Step 5: Solve for x
    x = 23,982,942,983,973,520/188,517,373.38
  6. Step 6: Final answer
    x = 127,218,741.46

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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.