Home / 727,665,366.30-1,091,498,049.45-555,478,482.30

Finding the Fourth Proportional to 727,665,366.30, 1,091,498,049.45 and 555,478,482.30

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Solution

The fourth proportional to 727,665,366.30, 1,091,498,049.45 and 555,478,482.30 is: 833,217,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,665,366.30 : 1,091,498,049.45 = 555,478,482.30 : x
  2. Step 2: Convert to fraction form
    727,665,366.30/1,091,498,049.45 = 555,478,482.30/x
  3. Step 3: Cross multiply
    727,665,366.30x = 1,091,498,049.45 × 555,478,482.30
  4. Step 4: Simplify right side
    727,665,366.30x = 606,303,679,941,896,320
  5. Step 5: Solve for x
    x = 606,303,679,941,896,320/727,665,366.30
  6. Step 6: Final answer
    x = 833,217,723.45

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Similar ratio
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1.5x scale

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.