Home / 178,848,010.70-268,272,016.05-124,428,452.30

Finding the Fourth Proportional to 178,848,010.70, 268,272,016.05 and 124,428,452.30

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Solution

The fourth proportional to 178,848,010.70, 268,272,016.05 and 124,428,452.30 is: 186,642,678.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,010.70 : 268,272,016.05 = 124,428,452.30 : x
  2. Step 2: Convert to fraction form
    178,848,010.70/268,272,016.05 = 124,428,452.30/x
  3. Step 3: Cross multiply
    178,848,010.70x = 268,272,016.05 × 124,428,452.30
  4. Step 4: Simplify right side
    178,848,010.70x = 33,380,671,752,502,260
  5. Step 5: Solve for x
    x = 33,380,671,752,502,260/178,848,010.70
  6. Step 6: Final answer
    x = 186,642,678.45

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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.