Home / 66,961,567,334.70-100,442,351,002.05-60,142,966,728.30

Finding the Fourth Proportional to 66,961,567,334.70, 100,442,351,002.05 and 60,142,966,728.30

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Solution

The fourth proportional to 66,961,567,334.70, 100,442,351,002.05 and 60,142,966,728.30 is: 90,214,450,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,961,567,334.70 : 100,442,351,002.05 = 60,142,966,728.30 : x
  2. Step 2: Convert to fraction form
    66,961,567,334.70/100,442,351,002.05 = 60,142,966,728.30/x
  3. Step 3: Cross multiply
    66,961,567,334.70x = 100,442,351,002.05 × 60,142,966,728.30
  4. Step 4: Simplify right side
    66,961,567,334.70x = 6,040,900,974,428,523,855,872
  5. Step 5: Solve for x
    x = 6,040,900,974,428,523,855,872/66,961,567,334.70
  6. Step 6: Final answer
    x = 90,214,450,092.45

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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.