Home / 1,498,806,556.53-2,068,569,398.32-863,605,392.45

Finding the Fourth Proportional to 1,498,806,556.53, 2,068,569,398.32 and 863,605,392.45

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Solution

The fourth proportional to 1,498,806,556.53, 2,068,569,398.32 and 863,605,392.45 is: 1,191,900,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,806,556.53 : 2,068,569,398.32 = 863,605,392.45 : x
  2. Step 2: Convert to fraction form
    1,498,806,556.53/2,068,569,398.32 = 863,605,392.45/x
  3. Step 3: Cross multiply
    1,498,806,556.53x = 2,068,569,398.32 × 863,605,392.45
  4. Step 4: Simplify right side
    1,498,806,556.53x = 1,786,427,687,046,203,904
  5. Step 5: Solve for x
    x = 1,786,427,687,046,203,904/1,498,806,556.53
  6. Step 6: Final answer
    x = 1,191,900,101.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.