Home / 343,341,344.70-515,012,017.05-234,502,227.90

Finding the Fourth Proportional to 343,341,344.70, 515,012,017.05 and 234,502,227.90

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Solution

The fourth proportional to 343,341,344.70, 515,012,017.05 and 234,502,227.90 is: 351,753,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,341,344.70 : 515,012,017.05 = 234,502,227.90 : x
  2. Step 2: Convert to fraction form
    343,341,344.70/515,012,017.05 = 234,502,227.90/x
  3. Step 3: Cross multiply
    343,341,344.70x = 515,012,017.05 × 234,502,227.90
  4. Step 4: Simplify right side
    343,341,344.70x = 120,771,465,393,497,792
  5. Step 5: Solve for x
    x = 120,771,465,393,497,792/343,341,344.70
  6. Step 6: Final answer
    x = 351,753,341.85

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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.