Home / 132,867,029.60-199,300,544.40-124,789,126.40

Finding the Fourth Proportional to 132,867,029.60, 199,300,544.40 and 124,789,126.40

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Solution

The fourth proportional to 132,867,029.60, 199,300,544.40 and 124,789,126.40 is: 187,183,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,867,029.60 : 199,300,544.40 = 124,789,126.40 : x
  2. Step 2: Convert to fraction form
    132,867,029.60/199,300,544.40 = 124,789,126.40/x
  3. Step 3: Cross multiply
    132,867,029.60x = 199,300,544.40 × 124,789,126.40
  4. Step 4: Simplify right side
    132,867,029.60x = 24,870,540,826,720,416
  5. Step 5: Solve for x
    x = 24,870,540,826,720,416/132,867,029.60
  6. Step 6: Final answer
    x = 187,183,689.60

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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.