Home / 1,700,750,946.38-2,347,036,286.51-918,469,794.38

Finding the Fourth Proportional to 1,700,750,946.38, 2,347,036,286.51 and 918,469,794.38

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Solution

The fourth proportional to 1,700,750,946.38, 2,347,036,286.51 and 918,469,794.38 is: 1,267,488,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,750,946.38 : 2,347,036,286.51 = 918,469,794.38 : x
  2. Step 2: Convert to fraction form
    1,700,750,946.38/2,347,036,286.51 = 918,469,794.38/x
  3. Step 3: Cross multiply
    1,700,750,946.38x = 2,347,036,286.51 × 918,469,794.38
  4. Step 4: Simplify right side
    1,700,750,946.38x = 2,155,681,935,468,646,144
  5. Step 5: Solve for x
    x = 2,155,681,935,468,646,144/1,700,750,946.38
  6. Step 6: Final answer
    x = 1,267,488,305.71

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Double scale
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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.