Home / 240,155,175.66-331,414,425.75-130,146,888.66

Finding the Fourth Proportional to 240,155,175.66, 331,414,425.75 and 130,146,888.66

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Solution

The fourth proportional to 240,155,175.66, 331,414,425.75 and 130,146,888.66 is: 179,602,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,175.66 : 331,414,425.75 = 130,146,888.66 : x
  2. Step 2: Convert to fraction form
    240,155,175.66/331,414,425.75 = 130,146,888.66/x
  3. Step 3: Cross multiply
    240,155,175.66x = 331,414,425.75 × 130,146,888.66
  4. Step 4: Simplify right side
    240,155,175.66x = 43,132,556,368,403,088
  5. Step 5: Solve for x
    x = 43,132,556,368,403,088/240,155,175.66
  6. Step 6: Final answer
    x = 179,602,859.90

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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.