Home / 220,052,777.10-330,079,165.65-99,120,425.10

Finding the Fourth Proportional to 220,052,777.10, 330,079,165.65 and 99,120,425.10

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Solution

The fourth proportional to 220,052,777.10, 330,079,165.65 and 99,120,425.10 is: 148,680,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,052,777.10 : 330,079,165.65 = 99,120,425.10 : x
  2. Step 2: Convert to fraction form
    220,052,777.10/330,079,165.65 = 99,120,425.10/x
  3. Step 3: Cross multiply
    220,052,777.10x = 330,079,165.65 × 99,120,425.10
  4. Step 4: Simplify right side
    220,052,777.10x = 32,717,587,215,881,312
  5. Step 5: Solve for x
    x = 32,717,587,215,881,312/220,052,777.10
  6. Step 6: Final answer
    x = 148,680,637.65

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Similar ratio
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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.