Home / 178,031,044.80-267,046,567.20-100,228,082.40

Finding the Fourth Proportional to 178,031,044.80, 267,046,567.20 and 100,228,082.40

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Solution

The fourth proportional to 178,031,044.80, 267,046,567.20 and 100,228,082.40 is: 150,342,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,031,044.80 : 267,046,567.20 = 100,228,082.40 : x
  2. Step 2: Convert to fraction form
    178,031,044.80/267,046,567.20 = 100,228,082.40/x
  3. Step 3: Cross multiply
    178,031,044.80x = 267,046,567.20 × 100,228,082.40
  4. Step 4: Simplify right side
    178,031,044.80x = 26,765,565,341,958,736
  5. Step 5: Solve for x
    x = 26,765,565,341,958,736/178,031,044.80
  6. Step 6: Final answer
    x = 150,342,123.60

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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.