Home / 1,680,517,177.74-2,316,957,993.11-1,377,987,854.82

Finding the Fourth Proportional to 1,680,517,177.74, 2,316,957,993.11 and 1,377,987,854.82

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Solution

The fourth proportional to 1,680,517,177.74, 2,316,957,993.11 and 1,377,987,854.82 is: 1,899,855,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,517,177.74 : 2,316,957,993.11 = 1,377,987,854.82 : x
  2. Step 2: Convert to fraction form
    1,680,517,177.74/2,316,957,993.11 = 1,377,987,854.82/x
  3. Step 3: Cross multiply
    1,680,517,177.74x = 2,316,957,993.11 × 1,377,987,854.82
  4. Step 4: Simplify right side
    1,680,517,177.74x = 3,192,739,974,626,811,392
  5. Step 5: Solve for x
    x = 3,192,739,974,626,811,392/1,680,517,177.74
  6. Step 6: Final answer
    x = 1,899,855,602.14

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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.