Home / 170,904,638.40-256,356,960.54-41,511,376.62

Finding the Fourth Proportional to 170,904,638.40, 256,356,960.54 and 41,511,376.62

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Solution

The fourth proportional to 170,904,638.40, 256,356,960.54 and 41,511,376.62 is: 62,267,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,904,638.40 : 256,356,960.54 = 41,511,376.62 : x
  2. Step 2: Convert to fraction form
    170,904,638.40/256,356,960.54 = 41,511,376.62/x
  3. Step 3: Cross multiply
    170,904,638.40x = 256,356,960.54 × 41,511,376.62
  4. Step 4: Simplify right side
    170,904,638.40x = 10,641,730,338,134,418
  5. Step 5: Solve for x
    x = 10,641,730,338,134,418/170,904,638.40
  6. Step 6: Final answer
    x = 62,267,065.64

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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.