Home / 442,784,266.95-663,600,299.99-180,162,761.43

Finding the Fourth Proportional to 442,784,266.95, 663,600,299.99 and 180,162,761.43

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Solution

The fourth proportional to 442,784,266.95, 663,600,299.99 and 180,162,761.43 is: 270,009,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,784,266.95 : 663,600,299.99 = 180,162,761.43 : x
  2. Step 2: Convert to fraction form
    442,784,266.95/663,600,299.99 = 180,162,761.43/x
  3. Step 3: Cross multiply
    442,784,266.95x = 663,600,299.99 × 180,162,761.43
  4. Step 4: Simplify right side
    442,784,266.95x = 119,556,062,531,074,000
  5. Step 5: Solve for x
    x = 119,556,062,531,074,000/442,784,266.95
  6. Step 6: Final answer
    x = 270,009,734.89

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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.