Home / 82,944,008.90-124,416,013.35-47,112,200.90

Finding the Fourth Proportional to 82,944,008.90, 124,416,013.35 and 47,112,200.90

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Solution

The fourth proportional to 82,944,008.90, 124,416,013.35 and 47,112,200.90 is: 70,668,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,008.90 : 124,416,013.35 = 47,112,200.90 : x
  2. Step 2: Convert to fraction form
    82,944,008.90/124,416,013.35 = 47,112,200.90/x
  3. Step 3: Cross multiply
    82,944,008.90x = 124,416,013.35 × 47,112,200.90
  4. Step 4: Simplify right side
    82,944,008.90x = 5,861,512,216,122,282
  5. Step 5: Solve for x
    x = 5,861,512,216,122,282/82,944,008.90
  6. Step 6: Final answer
    x = 70,668,301.35

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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.