Home / 79,681,168.96-119,556,518.54-27,902,934.50

Finding the Fourth Proportional to 79,681,168.96, 119,556,518.54 and 27,902,934.50

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Solution

The fourth proportional to 79,681,168.96, 119,556,518.54 and 27,902,934.50 is: 41,866,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,681,168.96 : 119,556,518.54 = 27,902,934.50 : x
  2. Step 2: Convert to fraction form
    79,681,168.96/119,556,518.54 = 27,902,934.50/x
  3. Step 3: Cross multiply
    79,681,168.96x = 119,556,518.54 × 27,902,934.50
  4. Step 4: Simplify right side
    79,681,168.96x = 3,335,977,705,132,358.50
  5. Step 5: Solve for x
    x = 3,335,977,705,132,358.50/79,681,168.96
  6. Step 6: Final answer
    x = 41,866,575.86

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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.