Home / 1,659,131,578.38-2,289,602,496.75-896,175,644.70

Finding the Fourth Proportional to 1,659,131,578.38, 2,289,602,496.75 and 896,175,644.70

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Solution

The fourth proportional to 1,659,131,578.38, 2,289,602,496.75 and 896,175,644.70 is: 1,236,722,885.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,131,578.38 : 2,289,602,496.75 = 896,175,644.70 : x
  2. Step 2: Convert to fraction form
    1,659,131,578.38/2,289,602,496.75 = 896,175,644.70/x
  3. Step 3: Cross multiply
    1,659,131,578.38x = 2,289,602,496.75 × 896,175,644.70
  4. Step 4: Simplify right side
    1,659,131,578.38x = 2,051,885,993,631,661,056
  5. Step 5: Solve for x
    x = 2,051,885,993,631,661,056/1,659,131,578.38
  6. Step 6: Final answer
    x = 1,236,722,885.86

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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.