Home / 170,936,640.30-256,404,960.45-49,772,045.10

Finding the Fourth Proportional to 170,936,640.30, 256,404,960.45 and 49,772,045.10

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Solution

The fourth proportional to 170,936,640.30, 256,404,960.45 and 49,772,045.10 is: 74,658,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,936,640.30 : 256,404,960.45 = 49,772,045.10 : x
  2. Step 2: Convert to fraction form
    170,936,640.30/256,404,960.45 = 49,772,045.10/x
  3. Step 3: Cross multiply
    170,936,640.30x = 256,404,960.45 × 49,772,045.10
  4. Step 4: Simplify right side
    170,936,640.30x = 12,761,799,255,381,116
  5. Step 5: Solve for x
    x = 12,761,799,255,381,116/170,936,640.30
  6. Step 6: Final answer
    x = 74,658,067.65

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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.