Home / 3,558,804,545.80-5,338,206,818.70-2,981,978,484.40

Finding the Fourth Proportional to 3,558,804,545.80, 5,338,206,818.70 and 2,981,978,484.40

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Solution

The fourth proportional to 3,558,804,545.80, 5,338,206,818.70 and 2,981,978,484.40 is: 4,472,967,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,804,545.80 : 5,338,206,818.70 = 2,981,978,484.40 : x
  2. Step 2: Convert to fraction form
    3,558,804,545.80/5,338,206,818.70 = 2,981,978,484.40/x
  3. Step 3: Cross multiply
    3,558,804,545.80x = 5,338,206,818.70 × 2,981,978,484.40
  4. Step 4: Simplify right side
    3,558,804,545.80x = 15,918,417,878,640,771,072
  5. Step 5: Solve for x
    x = 15,918,417,878,640,771,072/3,558,804,545.80
  6. Step 6: Final answer
    x = 4,472,967,726.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.