Home / 1,417,223,870.20-2,125,835,805.30-805,003,838.20

Finding the Fourth Proportional to 1,417,223,870.20, 2,125,835,805.30 and 805,003,838.20

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Solution

The fourth proportional to 1,417,223,870.20, 2,125,835,805.30 and 805,003,838.20 is: 1,207,505,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,223,870.20 : 2,125,835,805.30 = 805,003,838.20 : x
  2. Step 2: Convert to fraction form
    1,417,223,870.20/2,125,835,805.30 = 805,003,838.20/x
  3. Step 3: Cross multiply
    1,417,223,870.20x = 2,125,835,805.30 × 805,003,838.20
  4. Step 4: Simplify right side
    1,417,223,870.20x = 1,711,305,982,649,487,872
  5. Step 5: Solve for x
    x = 1,711,305,982,649,487,872/1,417,223,870.20
  6. Step 6: Final answer
    x = 1,207,505,757.30

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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.