Home / 252,740,250.90-379,236,347.55-143,649,191.70

Finding the Fourth Proportional to 252,740,250.90, 379,236,347.55 and 143,649,191.70

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Solution

The fourth proportional to 252,740,250.90, 379,236,347.55 and 143,649,191.70 is: 215,545,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,740,250.90 : 379,236,347.55 = 143,649,191.70 : x
  2. Step 2: Convert to fraction form
    252,740,250.90/379,236,347.55 = 143,649,191.70/x
  3. Step 3: Cross multiply
    252,740,250.90x = 379,236,347.55 × 143,649,191.70
  4. Step 4: Simplify right side
    252,740,250.90x = 54,476,994,788,817,776
  5. Step 5: Solve for x
    x = 54,476,994,788,817,776/252,740,250.90
  6. Step 6: Final answer
    x = 215,545,385.41

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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.