Home / 124,200,800.21-171,397,778.79-71,273,293.61

Finding the Fourth Proportional to 124,200,800.21, 171,397,778.79 and 71,273,293.61

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Solution

The fourth proportional to 124,200,800.21, 171,397,778.79 and 71,273,293.61 is: 98,357,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,200,800.21 : 171,397,778.79 = 71,273,293.61 : x
  2. Step 2: Convert to fraction form
    124,200,800.21/171,397,778.79 = 71,273,293.61/x
  3. Step 3: Cross multiply
    124,200,800.21x = 171,397,778.79 × 71,273,293.61
  4. Step 4: Simplify right side
    124,200,800.21x = 12,216,084,210,944,512
  5. Step 5: Solve for x
    x = 12,216,084,210,944,512/124,200,800.21
  6. Step 6: Final answer
    x = 98,357,532.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.