Home / 252,513,000.90-378,675,022.95-88,687,455.30

Finding the Fourth Proportional to 252,513,000.90, 378,675,022.95 and 88,687,455.30

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Solution

The fourth proportional to 252,513,000.90, 378,675,022.95 and 88,687,455.30 is: 132,998,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,513,000.90 : 378,675,022.95 = 88,687,455.30 : x
  2. Step 2: Convert to fraction form
    252,513,000.90/378,675,022.95 = 88,687,455.30/x
  3. Step 3: Cross multiply
    252,513,000.90x = 378,675,022.95 × 88,687,455.30
  4. Step 4: Simplify right side
    252,513,000.90x = 33,583,724,171,104,596
  5. Step 5: Solve for x
    x = 33,583,724,171,104,596/252,513,000.90
  6. Step 6: Final answer
    x = 132,998,000.31

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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.