Home / 254,402,010.29-351,116,424.20-211,948,245.78

Finding the Fourth Proportional to 254,402,010.29, 351,116,424.20 and 211,948,245.78

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Solution

The fourth proportional to 254,402,010.29, 351,116,424.20 and 211,948,245.78 is: 292,523,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,402,010.29 : 351,116,424.20 = 211,948,245.78 : x
  2. Step 2: Convert to fraction form
    254,402,010.29/351,116,424.20 = 211,948,245.78/x
  3. Step 3: Cross multiply
    254,402,010.29x = 351,116,424.20 × 211,948,245.78
  4. Step 4: Simplify right side
    254,402,010.29x = 74,418,510,172,676,592
  5. Step 5: Solve for x
    x = 74,418,510,172,676,592/254,402,010.29
  6. Step 6: Final answer
    x = 292,523,278.76

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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.