Home / 198,148,031.20-297,222,046.80-183,799,124.20

Finding the Fourth Proportional to 198,148,031.20, 297,222,046.80 and 183,799,124.20

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Solution

The fourth proportional to 198,148,031.20, 297,222,046.80 and 183,799,124.20 is: 275,698,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,148,031.20 : 297,222,046.80 = 183,799,124.20 : x
  2. Step 2: Convert to fraction form
    198,148,031.20/297,222,046.80 = 183,799,124.20/x
  3. Step 3: Cross multiply
    198,148,031.20x = 297,222,046.80 × 183,799,124.20
  4. Step 4: Simplify right side
    198,148,031.20x = 54,629,151,894,771,408
  5. Step 5: Solve for x
    x = 54,629,151,894,771,408/198,148,031.20
  6. Step 6: Final answer
    x = 275,698,686.30

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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.