Home / 126,085,234.30-189,127,851.45-104,561,873.80

Finding the Fourth Proportional to 126,085,234.30, 189,127,851.45 and 104,561,873.80

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Solution

The fourth proportional to 126,085,234.30, 189,127,851.45 and 104,561,873.80 is: 156,842,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,085,234.30 : 189,127,851.45 = 104,561,873.80 : x
  2. Step 2: Convert to fraction form
    126,085,234.30/189,127,851.45 = 104,561,873.80/x
  3. Step 3: Cross multiply
    126,085,234.30x = 189,127,851.45 × 104,561,873.80
  4. Step 4: Simplify right side
    126,085,234.30x = 19,775,562,535,380,044
  5. Step 5: Solve for x
    x = 19,775,562,535,380,044/126,085,234.30
  6. Step 6: Final answer
    x = 156,842,810.70

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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.