Home / 124,986,932.10-187,412,053.02-99,244,594.36

Finding the Fourth Proportional to 124,986,932.10, 187,412,053.02 and 99,244,594.36

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Solution

The fourth proportional to 124,986,932.10, 187,412,053.02 and 99,244,594.36 is: 148,812,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,986,932.10 : 187,412,053.02 = 99,244,594.36 : x
  2. Step 2: Convert to fraction form
    124,986,932.10/187,412,053.02 = 99,244,594.36/x
  3. Step 3: Cross multiply
    124,986,932.10x = 187,412,053.02 × 99,244,594.36
  4. Step 4: Simplify right side
    124,986,932.10x = 18,599,633,180,144,712
  5. Step 5: Solve for x
    x = 18,599,633,180,144,712/124,986,932.10
  6. Step 6: Final answer
    x = 148,812,622.79

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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.