Home / 113,327,688.20-169,991,532.30-88,668,825.80

Finding the Fourth Proportional to 113,327,688.20, 169,991,532.30 and 88,668,825.80

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Solution

The fourth proportional to 113,327,688.20, 169,991,532.30 and 88,668,825.80 is: 133,003,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,327,688.20 : 169,991,532.30 = 88,668,825.80 : x
  2. Step 2: Convert to fraction form
    113,327,688.20/169,991,532.30 = 88,668,825.80/x
  3. Step 3: Cross multiply
    113,327,688.20x = 169,991,532.30 × 88,668,825.80
  4. Step 4: Simplify right side
    113,327,688.20x = 15,072,949,564,983,774
  5. Step 5: Solve for x
    x = 15,072,949,564,983,774/113,327,688.20
  6. Step 6: Final answer
    x = 133,003,238.70

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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.