Home / 48,361,435.20-72,447,674.40-29,135,080.80

Finding the Fourth Proportional to 48,361,435.20, 72,447,674.40 and 29,135,080.80

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Solution

The fourth proportional to 48,361,435.20, 72,447,674.40 and 29,135,080.80 is: 43,645,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,361,435.20 : 72,447,674.40 = 29,135,080.80 : x
  2. Step 2: Convert to fraction form
    48,361,435.20/72,447,674.40 = 29,135,080.80/x
  3. Step 3: Cross multiply
    48,361,435.20x = 72,447,674.40 × 29,135,080.80
  4. Step 4: Simplify right side
    48,361,435.20x = 2,110,768,847,416,091.75
  5. Step 5: Solve for x
    x = 2,110,768,847,416,091.75/48,361,435.20
  6. Step 6: Final answer
    x = 43,645,703.21

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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.