Home / 171,124,182.92-256,685,875.11-112,407,198.59

Finding the Fourth Proportional to 171,124,182.92, 256,685,875.11 and 112,407,198.59

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Solution

The fourth proportional to 171,124,182.92, 256,685,875.11 and 112,407,198.59 is: 168,610,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,124,182.92 : 256,685,875.11 = 112,407,198.59 : x
  2. Step 2: Convert to fraction form
    171,124,182.92/256,685,875.11 = 112,407,198.59/x
  3. Step 3: Cross multiply
    171,124,182.92x = 256,685,875.11 × 112,407,198.59
  4. Step 4: Simplify right side
    171,124,182.92x = 28,853,340,137,454,280
  5. Step 5: Solve for x
    x = 28,853,340,137,454,280/171,124,182.92
  6. Step 6: Final answer
    x = 168,610,535.61

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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.