Home / 425,332,418.32-587,067,938.76-277,023,103.12

Finding the Fourth Proportional to 425,332,418.32, 587,067,938.76 and 277,023,103.12

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Solution

The fourth proportional to 425,332,418.32, 587,067,938.76 and 277,023,103.12 is: 382,363,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,332,418.32 : 587,067,938.76 = 277,023,103.12 : x
  2. Step 2: Convert to fraction form
    425,332,418.32/587,067,938.76 = 277,023,103.12/x
  3. Step 3: Cross multiply
    425,332,418.32x = 587,067,938.76 × 277,023,103.12
  4. Step 4: Simplify right side
    425,332,418.32x = 162,631,382,137,557,312
  5. Step 5: Solve for x
    x = 162,631,382,137,557,312/425,332,418.32
  6. Step 6: Final answer
    x = 382,363,006.28

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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.