Home / 54,403,463.60-81,605,195.40-47,317,583.60

Finding the Fourth Proportional to 54,403,463.60, 81,605,195.40 and 47,317,583.60

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Solution

The fourth proportional to 54,403,463.60, 81,605,195.40 and 47,317,583.60 is: 70,976,375.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403,463.60 : 81,605,195.40 = 47,317,583.60 : x
  2. Step 2: Convert to fraction form
    54,403,463.60/81,605,195.40 = 47,317,583.60/x
  3. Step 3: Cross multiply
    54,403,463.60x = 81,605,195.40 × 47,317,583.60
  4. Step 4: Simplify right side
    54,403,463.60x = 3,861,360,655,533,836
  5. Step 5: Solve for x
    x = 3,861,360,655,533,836/54,403,463.60
  6. Step 6: Final answer
    x = 70,976,375.40

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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.