Home / 124,108,548.80-186,162,823.20-104,976,672.80

Finding the Fourth Proportional to 124,108,548.80, 186,162,823.20 and 104,976,672.80

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Solution

The fourth proportional to 124,108,548.80, 186,162,823.20 and 104,976,672.80 is: 157,465,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,108,548.80 : 186,162,823.20 = 104,976,672.80 : x
  2. Step 2: Convert to fraction form
    124,108,548.80/186,162,823.20 = 104,976,672.80/x
  3. Step 3: Cross multiply
    124,108,548.80x = 186,162,823.20 × 104,976,672.80
  4. Step 4: Simplify right side
    124,108,548.80x = 19,542,753,778,590,648
  5. Step 5: Solve for x
    x = 19,542,753,778,590,648/124,108,548.80
  6. Step 6: Final answer
    x = 157,465,009.20

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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.