Home / 251,482,343.20-377,223,514.80-239,578,064.80

Finding the Fourth Proportional to 251,482,343.20, 377,223,514.80 and 239,578,064.80

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Solution

The fourth proportional to 251,482,343.20, 377,223,514.80 and 239,578,064.80 is: 359,367,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,482,343.20 : 377,223,514.80 = 239,578,064.80 : x
  2. Step 2: Convert to fraction form
    251,482,343.20/377,223,514.80 = 239,578,064.80/x
  3. Step 3: Cross multiply
    251,482,343.20x = 377,223,514.80 × 239,578,064.80
  4. Step 4: Simplify right side
    251,482,343.20x = 90,374,479,672,838,160
  5. Step 5: Solve for x
    x = 90,374,479,672,838,160/251,482,343.20
  6. Step 6: Final answer
    x = 359,367,097.20

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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.