Home / 92,316,002.40-138,474,003.60-83,387,793.60

Finding the Fourth Proportional to 92,316,002.40, 138,474,003.60 and 83,387,793.60

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Solution

The fourth proportional to 92,316,002.40, 138,474,003.60 and 83,387,793.60 is: 125,081,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,316,002.40 : 138,474,003.60 = 83,387,793.60 : x
  2. Step 2: Convert to fraction form
    92,316,002.40/138,474,003.60 = 83,387,793.60/x
  3. Step 3: Cross multiply
    92,316,002.40x = 138,474,003.60 × 83,387,793.60
  4. Step 4: Simplify right side
    92,316,002.40x = 11,547,041,631,162,456
  5. Step 5: Solve for x
    x = 11,547,041,631,162,456/92,316,002.40
  6. Step 6: Final answer
    x = 125,081,690.40

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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.