Home / 932,454,491.28-1,286,753,400.24-514,757,786.64

Finding the Fourth Proportional to 932,454,491.28, 1,286,753,400.24 and 514,757,786.64

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Solution

The fourth proportional to 932,454,491.28, 1,286,753,400.24 and 514,757,786.64 is: 710,347,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,454,491.28 : 1,286,753,400.24 = 514,757,786.64 : x
  2. Step 2: Convert to fraction form
    932,454,491.28/1,286,753,400.24 = 514,757,786.64/x
  3. Step 3: Cross multiply
    932,454,491.28x = 1,286,753,400.24 × 514,757,786.64
  4. Step 4: Simplify right side
    932,454,491.28x = 662,366,332,259,036,416
  5. Step 5: Solve for x
    x = 662,366,332,259,036,416/932,454,491.28
  6. Step 6: Final answer
    x = 710,347,087.66

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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.