Home / 944,927,891.28-1,304,004,094.92-527,257,780.56

Finding the Fourth Proportional to 944,927,891.28, 1,304,004,094.92 and 527,257,780.56

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Solution

The fourth proportional to 944,927,891.28, 1,304,004,094.92 and 527,257,780.56 is: 727,617,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,927,891.28 : 1,304,004,094.92 = 527,257,780.56 : x
  2. Step 2: Convert to fraction form
    944,927,891.28/1,304,004,094.92 = 527,257,780.56/x
  3. Step 3: Cross multiply
    944,927,891.28x = 1,304,004,094.92 × 527,257,780.56
  4. Step 4: Simplify right side
    944,927,891.28x = 687,546,304,928,670,848
  5. Step 5: Solve for x
    x = 687,546,304,928,670,848/944,927,891.28
  6. Step 6: Final answer
    x = 727,617,748.69

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1.5x scale

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.