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Finding the Fourth Proportional to 113,334,708.40, 169,718,627.40 and 90,659,892.40

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Solution

The fourth proportional to 113,334,708.40, 169,718,627.40 and 90,659,892.40 is: 135,763,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,334,708.40 : 169,718,627.40 = 90,659,892.40 : x
  2. Step 2: Convert to fraction form
    113,334,708.40/169,718,627.40 = 90,659,892.40/x
  3. Step 3: Cross multiply
    113,334,708.40x = 169,718,627.40 × 90,659,892.40
  4. Step 4: Simplify right side
    113,334,708.40x = 15,386,672,498,359,694
  5. Step 5: Solve for x
    x = 15,386,672,498,359,694/113,334,708.40
  6. Step 6: Final answer
    x = 135,763,110.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.