Home / 2,972,172,594.83-4,098,228,398.33-1,899,058,178.30

Finding the Fourth Proportional to 2,972,172,594.83, 4,098,228,398.33 and 1,899,058,178.30

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Solution

The fourth proportional to 2,972,172,594.83, 4,098,228,398.33 and 1,899,058,178.30 is: 2,618,547,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,172,594.83 : 4,098,228,398.33 = 1,899,058,178.30 : x
  2. Step 2: Convert to fraction form
    2,972,172,594.83/4,098,228,398.33 = 1,899,058,178.30/x
  3. Step 3: Cross multiply
    2,972,172,594.83x = 4,098,228,398.33 × 1,899,058,178.30
  4. Step 4: Simplify right side
    2,972,172,594.83x = 7,782,774,156,359,910,400
  5. Step 5: Solve for x
    x = 7,782,774,156,359,910,400/2,972,172,594.83
  6. Step 6: Final answer
    x = 2,618,547,176.54

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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.