Home / 471,092,418.61-706,311,394.92-208,633,949.39

Finding the Fourth Proportional to 471,092,418.61, 706,311,394.92 and 208,633,949.39

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Solution

The fourth proportional to 471,092,418.61, 706,311,394.92 and 208,633,949.39 is: 312,806,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,092,418.61 : 706,311,394.92 = 208,633,949.39 : x
  2. Step 2: Convert to fraction form
    471,092,418.61/706,311,394.92 = 208,633,949.39/x
  3. Step 3: Cross multiply
    471,092,418.61x = 706,311,394.92 × 208,633,949.39
  4. Step 4: Simplify right side
    471,092,418.61x = 147,360,535,823,085,376
  5. Step 5: Solve for x
    x = 147,360,535,823,085,376/471,092,418.61
  6. Step 6: Final answer
    x = 312,806,001.55

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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.