Home / 1,605,495,201.28-2,215,086,843.20-935,966,326.88

Finding the Fourth Proportional to 1,605,495,201.28, 2,215,086,843.20 and 935,966,326.88

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Solution

The fourth proportional to 1,605,495,201.28, 2,215,086,843.20 and 935,966,326.88 is: 1,291,344,063.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,495,201.28 : 2,215,086,843.20 = 935,966,326.88 : x
  2. Step 2: Convert to fraction form
    1,605,495,201.28/2,215,086,843.20 = 935,966,326.88/x
  3. Step 3: Cross multiply
    1,605,495,201.28x = 2,215,086,843.20 × 935,966,326.88
  4. Step 4: Simplify right side
    1,605,495,201.28x = 2,073,246,696,350,118,400
  5. Step 5: Solve for x
    x = 2,073,246,696,350,118,400/1,605,495,201.28
  6. Step 6: Final answer
    x = 1,291,344,063.00

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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.