Home / 155,218,325.40-232,827,488.10-132,136,071.30

Finding the Fourth Proportional to 155,218,325.40, 232,827,488.10 and 132,136,071.30

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Solution

The fourth proportional to 155,218,325.40, 232,827,488.10 and 132,136,071.30 is: 198,204,106.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,218,325.40 : 232,827,488.10 = 132,136,071.30 : x
  2. Step 2: Convert to fraction form
    155,218,325.40/232,827,488.10 = 132,136,071.30/x
  3. Step 3: Cross multiply
    155,218,325.40x = 232,827,488.10 × 132,136,071.30
  4. Step 4: Simplify right side
    155,218,325.40x = 30,764,909,568,181,500
  5. Step 5: Solve for x
    x = 30,764,909,568,181,500/155,218,325.40
  6. Step 6: Final answer
    x = 198,204,106.95

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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.