Home / 147,023,584.20-220,216,511.70-121,514,416.20

Finding the Fourth Proportional to 147,023,584.20, 220,216,511.70 and 121,514,416.20

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Solution

The fourth proportional to 147,023,584.20, 220,216,511.70 and 121,514,416.20 is: 182,008,083.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,023,584.20 : 220,216,511.70 = 121,514,416.20 : x
  2. Step 2: Convert to fraction form
    147,023,584.20/220,216,511.70 = 121,514,416.20/x
  3. Step 3: Cross multiply
    147,023,584.20x = 220,216,511.70 × 121,514,416.20
  4. Step 4: Simplify right side
    147,023,584.20x = 26,759,480,856,825,968
  5. Step 5: Solve for x
    x = 26,759,480,856,825,968/147,023,584.20
  6. Step 6: Final answer
    x = 182,008,083.96

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1.5x scale

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.