Home / 101,040,420.60-151,560,630.90-90,836,753.40

Finding the Fourth Proportional to 101,040,420.60, 151,560,630.90 and 90,836,753.40

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Solution

The fourth proportional to 101,040,420.60, 151,560,630.90 and 90,836,753.40 is: 136,255,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,040,420.60 : 151,560,630.90 = 90,836,753.40 : x
  2. Step 2: Convert to fraction form
    101,040,420.60/151,560,630.90 = 90,836,753.40/x
  3. Step 3: Cross multiply
    101,040,420.60x = 151,560,630.90 × 90,836,753.40
  4. Step 4: Simplify right side
    101,040,420.60x = 13,767,275,654,211,722
  5. Step 5: Solve for x
    x = 13,767,275,654,211,722/101,040,420.60
  6. Step 6: Final answer
    x = 136,255,130.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.