Home / 66,444,001.80-99,666,002.70-60,491,862.60

Finding the Fourth Proportional to 66,444,001.80, 99,666,002.70 and 60,491,862.60

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Solution

The fourth proportional to 66,444,001.80, 99,666,002.70 and 60,491,862.60 is: 90,737,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444,001.80 : 99,666,002.70 = 60,491,862.60 : x
  2. Step 2: Convert to fraction form
    66,444,001.80/99,666,002.70 = 60,491,862.60/x
  3. Step 3: Cross multiply
    66,444,001.80x = 99,666,002.70 × 60,491,862.60
  4. Step 4: Simplify right side
    66,444,001.80x = 6,028,982,141,219,629
  5. Step 5: Solve for x
    x = 6,028,982,141,219,629/66,444,001.80
  6. Step 6: Final answer
    x = 90,737,793.90

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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.