Home / 5,314,850,720.80-7,972,276,081.20-3,248,608,112.80

Finding the Fourth Proportional to 5,314,850,720.80, 7,972,276,081.20 and 3,248,608,112.80

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Solution

The fourth proportional to 5,314,850,720.80, 7,972,276,081.20 and 3,248,608,112.80 is: 4,872,912,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,850,720.80 : 7,972,276,081.20 = 3,248,608,112.80 : x
  2. Step 2: Convert to fraction form
    5,314,850,720.80/7,972,276,081.20 = 3,248,608,112.80/x
  3. Step 3: Cross multiply
    5,314,850,720.80x = 7,972,276,081.20 × 3,248,608,112.80
  4. Step 4: Simplify right side
    5,314,850,720.80x = 25,898,800,754,867,712,000
  5. Step 5: Solve for x
    x = 25,898,800,754,867,712,000/5,314,850,720.80
  6. Step 6: Final answer
    x = 4,872,912,169.20

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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.