Home / 71,460,002.80-107,190,004.20-44,250,223.60

Finding the Fourth Proportional to 71,460,002.80, 107,190,004.20 and 44,250,223.60

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Solution

The fourth proportional to 71,460,002.80, 107,190,004.20 and 44,250,223.60 is: 66,375,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,460,002.80 : 107,190,004.20 = 44,250,223.60 : x
  2. Step 2: Convert to fraction form
    71,460,002.80/107,190,004.20 = 44,250,223.60/x
  3. Step 3: Cross multiply
    71,460,002.80x = 107,190,004.20 × 44,250,223.60
  4. Step 4: Simplify right side
    71,460,002.80x = 4,743,181,653,534,939
  5. Step 5: Solve for x
    x = 4,743,181,653,534,939/71,460,002.80
  6. Step 6: Final answer
    x = 66,375,335.40

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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.