Home / 366,482,012.60-549,404,154.30-220,760,890.40

Finding the Fourth Proportional to 366,482,012.60, 549,404,154.30 and 220,760,890.40

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Solution

The fourth proportional to 366,482,012.60, 549,404,154.30 and 220,760,890.40 is: 330,949,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,482,012.60 : 549,404,154.30 = 220,760,890.40 : x
  2. Step 2: Convert to fraction form
    366,482,012.60/549,404,154.30 = 220,760,890.40/x
  3. Step 3: Cross multiply
    366,482,012.60x = 549,404,154.30 × 220,760,890.40
  4. Step 4: Simplify right side
    366,482,012.60x = 121,286,950,292,726,976
  5. Step 5: Solve for x
    x = 121,286,950,292,726,976/366,482,012.60
  6. Step 6: Final answer
    x = 330,949,258.42

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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.