Home / 60,126,346.40-90,189,519.60-51,517,002.20

Finding the Fourth Proportional to 60,126,346.40, 90,189,519.60 and 51,517,002.20

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Solution

The fourth proportional to 60,126,346.40, 90,189,519.60 and 51,517,002.20 is: 77,275,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,126,346.40 : 90,189,519.60 = 51,517,002.20 : x
  2. Step 2: Convert to fraction form
    60,126,346.40/90,189,519.60 = 51,517,002.20/x
  3. Step 3: Cross multiply
    60,126,346.40x = 90,189,519.60 × 51,517,002.20
  4. Step 4: Simplify right side
    60,126,346.40x = 4,646,293,679,650,143
  5. Step 5: Solve for x
    x = 4,646,293,679,650,143/60,126,346.40
  6. Step 6: Final answer
    x = 77,275,503.30

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1.5x scale

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.