Home / 66,440,001.60-99,660,002.40-36,206,913.60

Finding the Fourth Proportional to 66,440,001.60, 99,660,002.40 and 36,206,913.60

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Solution

The fourth proportional to 66,440,001.60, 99,660,002.40 and 36,206,913.60 is: 54,310,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,001.60 : 99,660,002.40 = 36,206,913.60 : x
  2. Step 2: Convert to fraction form
    66,440,001.60/99,660,002.40 = 36,206,913.60/x
  3. Step 3: Cross multiply
    66,440,001.60x = 99,660,002.40 × 36,206,913.60
  4. Step 4: Simplify right side
    66,440,001.60x = 3,608,381,096,272,593
  5. Step 5: Solve for x
    x = 3,608,381,096,272,593/66,440,001.60
  6. Step 6: Final answer
    x = 54,310,370.40

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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.