Home / 132,210,226.20-198,315,339.30-80,478,053.40

Finding the Fourth Proportional to 132,210,226.20, 198,315,339.30 and 80,478,053.40

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Solution

The fourth proportional to 132,210,226.20, 198,315,339.30 and 80,478,053.40 is: 120,717,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,210,226.20 : 198,315,339.30 = 80,478,053.40 : x
  2. Step 2: Convert to fraction form
    132,210,226.20/198,315,339.30 = 80,478,053.40/x
  3. Step 3: Cross multiply
    132,210,226.20x = 198,315,339.30 × 80,478,053.40
  4. Step 4: Simplify right side
    132,210,226.20x = 15,960,032,466,224,520
  5. Step 5: Solve for x
    x = 15,960,032,466,224,520/132,210,226.20
  6. Step 6: Final answer
    x = 120,717,080.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.