Home / 1,398,815,672.04-1,930,534,903.44-796,132,836.72

Finding the Fourth Proportional to 1,398,815,672.04, 1,930,534,903.44 and 796,132,836.72

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Solution

The fourth proportional to 1,398,815,672.04, 1,930,534,903.44 and 796,132,836.72 is: 1,098,759,657.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,815,672.04 : 1,930,534,903.44 = 796,132,836.72 : x
  2. Step 2: Convert to fraction form
    1,398,815,672.04/1,930,534,903.44 = 796,132,836.72/x
  3. Step 3: Cross multiply
    1,398,815,672.04x = 1,930,534,903.44 × 796,132,836.72
  4. Step 4: Simplify right side
    1,398,815,672.04x = 1,536,962,229,062,658,560
  5. Step 5: Solve for x
    x = 1,536,962,229,062,658,560/1,398,815,672.04
  6. Step 6: Final answer
    x = 1,098,759,657.75

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Double scale
Find fourth proportional to 1,398,815,673.04, 1,930,534,904.82 and 796,132,837.72
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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.