Home / 252,746,952.60-379,162,419.30-99,398,011.80

Finding the Fourth Proportional to 252,746,952.60, 379,162,419.30 and 99,398,011.80

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Solution

The fourth proportional to 252,746,952.60, 379,162,419.30 and 99,398,011.80 is: 149,113,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,746,952.60 : 379,162,419.30 = 99,398,011.80 : x
  2. Step 2: Convert to fraction form
    252,746,952.60/379,162,419.30 = 99,398,011.80/x
  3. Step 3: Cross multiply
    252,746,952.60x = 379,162,419.30 × 99,398,011.80
  4. Step 4: Simplify right side
    252,746,952.60x = 37,687,990,627,697,944
  5. Step 5: Solve for x
    x = 37,687,990,627,697,944/252,746,952.60
  6. Step 6: Final answer
    x = 149,113,531.30

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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.