Home / 220,053,500.10-330,080,250.15-99,121,148.10

Finding the Fourth Proportional to 220,053,500.10, 330,080,250.15 and 99,121,148.10

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Solution

The fourth proportional to 220,053,500.10, 330,080,250.15 and 99,121,148.10 is: 148,681,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,053,500.10 : 330,080,250.15 = 99,121,148.10 : x
  2. Step 2: Convert to fraction form
    220,053,500.10/330,080,250.15 = 99,121,148.10/x
  3. Step 3: Cross multiply
    220,053,500.10x = 330,080,250.15 × 99,121,148.10
  4. Step 4: Simplify right side
    220,053,500.10x = 32,717,933,360,003,192
  5. Step 5: Solve for x
    x = 32,717,933,360,003,192/220,053,500.10
  6. Step 6: Final answer
    x = 148,681,722.15

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1.5x scale

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.