Home / 126,229,176.30-189,343,764.45-58,204,728.30

Finding the Fourth Proportional to 126,229,176.30, 189,343,764.45 and 58,204,728.30

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Solution

The fourth proportional to 126,229,176.30, 189,343,764.45 and 58,204,728.30 is: 87,307,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,229,176.30 : 189,343,764.45 = 58,204,728.30 : x
  2. Step 2: Convert to fraction form
    126,229,176.30/189,343,764.45 = 58,204,728.30/x
  3. Step 3: Cross multiply
    126,229,176.30x = 189,343,764.45 × 58,204,728.30
  4. Step 4: Simplify right side
    126,229,176.30x = 11,020,702,365,111,448
  5. Step 5: Solve for x
    x = 11,020,702,365,111,448/126,229,176.30
  6. Step 6: Final answer
    x = 87,307,092.45

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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.