Home / 238,237,669.80-328,775,958.55-132,395,546.17

Finding the Fourth Proportional to 238,237,669.80, 328,775,958.55 and 132,395,546.17

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Solution

The fourth proportional to 238,237,669.80, 328,775,958.55 and 132,395,546.17 is: 182,710,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,237,669.80 : 328,775,958.55 = 132,395,546.17 : x
  2. Step 2: Convert to fraction form
    238,237,669.80/328,775,958.55 = 132,395,546.17/x
  3. Step 3: Cross multiply
    238,237,669.80x = 328,775,958.55 × 132,395,546.17
  4. Step 4: Simplify right side
    238,237,669.80x = 43,528,472,600,368,992
  5. Step 5: Solve for x
    x = 43,528,472,600,368,992/238,237,669.80
  6. Step 6: Final answer
    x = 182,710,285.22

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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.