Home / 3,558,804,534.30-5,338,206,801.45-2,981,978,472.90

Finding the Fourth Proportional to 3,558,804,534.30, 5,338,206,801.45 and 2,981,978,472.90

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Solution

The fourth proportional to 3,558,804,534.30, 5,338,206,801.45 and 2,981,978,472.90 is: 4,472,967,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,804,534.30 : 5,338,206,801.45 = 2,981,978,472.90 : x
  2. Step 2: Convert to fraction form
    3,558,804,534.30/5,338,206,801.45 = 2,981,978,472.90/x
  3. Step 3: Cross multiply
    3,558,804,534.30x = 5,338,206,801.45 × 2,981,978,472.90
  4. Step 4: Simplify right side
    3,558,804,534.30x = 15,918,417,765,812,264,960
  5. Step 5: Solve for x
    x = 15,918,417,765,812,264,960/3,558,804,534.30
  6. Step 6: Final answer
    x = 4,472,967,709.35

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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.