Home / 86,627,654.88-119,546,129.52-47,996,486.88

Finding the Fourth Proportional to 86,627,654.88, 119,546,129.52 and 47,996,486.88

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Solution

The fourth proportional to 86,627,654.88, 119,546,129.52 and 47,996,486.88 is: 66,235,132.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,627,654.88 : 119,546,129.52 = 47,996,486.88 : x
  2. Step 2: Convert to fraction form
    86,627,654.88/119,546,129.52 = 47,996,486.88/x
  3. Step 3: Cross multiply
    86,627,654.88x = 119,546,129.52 × 47,996,486.88
  4. Step 4: Simplify right side
    86,627,654.88x = 5,737,794,237,061,461
  5. Step 5: Solve for x
    x = 5,737,794,237,061,461/86,627,654.88
  6. Step 6: Final answer
    x = 66,235,132.94

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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.