Home / 2,385,643,180.92-3,577,267,534.46-1,389,985,976.30

Finding the Fourth Proportional to 2,385,643,180.92, 3,577,267,534.46 and 1,389,985,976.30

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Solution

The fourth proportional to 2,385,643,180.92, 3,577,267,534.46 and 1,389,985,976.30 is: 2,084,281,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,643,180.92 : 3,577,267,534.46 = 1,389,985,976.30 : x
  2. Step 2: Convert to fraction form
    2,385,643,180.92/3,577,267,534.46 = 1,389,985,976.30/x
  3. Step 3: Cross multiply
    2,385,643,180.92x = 3,577,267,534.46 × 1,389,985,976.30
  4. Step 4: Simplify right side
    2,385,643,180.92x = 4,972,351,706,347,840,512
  5. Step 5: Solve for x
    x = 4,972,351,706,347,840,512/2,385,643,180.92
  6. Step 6: Final answer
    x = 2,084,281,398.88

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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.