Home / 54,436,538.40-81,654,807.60-48,059,246.40

Finding the Fourth Proportional to 54,436,538.40, 81,654,807.60 and 48,059,246.40

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Solution

The fourth proportional to 54,436,538.40, 81,654,807.60 and 48,059,246.40 is: 72,088,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,538.40 : 81,654,807.60 = 48,059,246.40 : x
  2. Step 2: Convert to fraction form
    54,436,538.40/81,654,807.60 = 48,059,246.40/x
  3. Step 3: Cross multiply
    54,436,538.40x = 81,654,807.60 × 48,059,246.40
  4. Step 4: Simplify right side
    54,436,538.40x = 3,924,268,518,192,992
  5. Step 5: Solve for x
    x = 3,924,268,518,192,992/54,436,538.40
  6. Step 6: Final answer
    x = 72,088,869.60

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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.