Home / 69,536,081.60-104,304,122.40-40,795,985.60

Finding the Fourth Proportional to 69,536,081.60, 104,304,122.40 and 40,795,985.60

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Solution

The fourth proportional to 69,536,081.60, 104,304,122.40 and 40,795,985.60 is: 61,193,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,536,081.60 : 104,304,122.40 = 40,795,985.60 : x
  2. Step 2: Convert to fraction form
    69,536,081.60/104,304,122.40 = 40,795,985.60/x
  3. Step 3: Cross multiply
    69,536,081.60x = 104,304,122.40 × 40,795,985.60
  4. Step 4: Simplify right side
    69,536,081.60x = 4,255,189,475,451,038
  5. Step 5: Solve for x
    x = 4,255,189,475,451,038/69,536,081.60
  6. Step 6: Final answer
    x = 61,193,978.40

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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.