Home / 54,300,905.60-81,451,358.40-48,348,766.40

Finding the Fourth Proportional to 54,300,905.60, 81,451,358.40 and 48,348,766.40

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Solution

The fourth proportional to 54,300,905.60, 81,451,358.40 and 48,348,766.40 is: 72,523,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,300,905.60 : 81,451,358.40 = 48,348,766.40 : x
  2. Step 2: Convert to fraction form
    54,300,905.60/81,451,358.40 = 48,348,766.40/x
  3. Step 3: Cross multiply
    54,300,905.60x = 81,451,358.40 × 48,348,766.40
  4. Step 4: Simplify right side
    54,300,905.60x = 3,938,072,700,244,278
  5. Step 5: Solve for x
    x = 3,938,072,700,244,278/54,300,905.60
  6. Step 6: Final answer
    x = 72,523,149.60

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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.