Home / 358,098,397.70-537,116,827.57-218,002,496.47

Finding the Fourth Proportional to 358,098,397.70, 537,116,827.57 and 218,002,496.47

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Solution

The fourth proportional to 358,098,397.70, 537,116,827.57 and 218,002,496.47 is: 326,985,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,098,397.70 : 537,116,827.57 = 218,002,496.47 : x
  2. Step 2: Convert to fraction form
    358,098,397.70/537,116,827.57 = 218,002,496.47/x
  3. Step 3: Cross multiply
    358,098,397.70x = 537,116,827.57 × 218,002,496.47
  4. Step 4: Simplify right side
    358,098,397.70x = 117,092,809,304,418,720
  5. Step 5: Solve for x
    x = 117,092,809,304,418,720/358,098,397.70
  6. Step 6: Final answer
    x = 326,985,013.22

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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.