Home / 155,175,083.78-232,754,188.71-47,469,707.78

Finding the Fourth Proportional to 155,175,083.78, 232,754,188.71 and 47,469,707.78

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Solution

The fourth proportional to 155,175,083.78, 232,754,188.71 and 47,469,707.78 is: 71,201,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,175,083.78 : 232,754,188.71 = 47,469,707.78 : x
  2. Step 2: Convert to fraction form
    155,175,083.78/232,754,188.71 = 47,469,707.78/x
  3. Step 3: Cross multiply
    155,175,083.78x = 232,754,188.71 × 47,469,707.78
  4. Step 4: Simplify right side
    155,175,083.78x = 11,048,773,322,634,676
  5. Step 5: Solve for x
    x = 11,048,773,322,634,676/155,175,083.78
  6. Step 6: Final answer
    x = 71,201,980.71

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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.