Home / 126,365,331.08-189,404,704.30-58,066,895.72

Finding the Fourth Proportional to 126,365,331.08, 189,404,704.30 and 58,066,895.72

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Solution

The fourth proportional to 126,365,331.08, 189,404,704.30 and 58,066,895.72 is: 87,034,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,365,331.08 : 189,404,704.30 = 58,066,895.72 : x
  2. Step 2: Convert to fraction form
    126,365,331.08/189,404,704.30 = 58,066,895.72/x
  3. Step 3: Cross multiply
    126,365,331.08x = 189,404,704.30 × 58,066,895.72
  4. Step 4: Simplify right side
    126,365,331.08x = 10,998,143,213,465,536
  5. Step 5: Solve for x
    x = 10,998,143,213,465,536/126,365,331.08
  6. Step 6: Final answer
    x = 87,034,498.46

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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.