Home / 79,127,998.80-118,691,998.20-44,548,904.40

Finding the Fourth Proportional to 79,127,998.80, 118,691,998.20 and 44,548,904.40

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Solution

The fourth proportional to 79,127,998.80, 118,691,998.20 and 44,548,904.40 is: 66,823,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,127,998.80 : 118,691,998.20 = 44,548,904.40 : x
  2. Step 2: Convert to fraction form
    79,127,998.80/118,691,998.20 = 44,548,904.40/x
  3. Step 3: Cross multiply
    79,127,998.80x = 118,691,998.20 × 44,548,904.40
  4. Step 4: Simplify right side
    79,127,998.80x = 5,287,598,480,856,772
  5. Step 5: Solve for x
    x = 5,287,598,480,856,772/79,127,998.80
  6. Step 6: Final answer
    x = 66,823,356.60

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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.