Home / 153,301,647.10-229,781,057.22-80,526,116.56

Finding the Fourth Proportional to 153,301,647.10, 229,781,057.22 and 80,526,116.56

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Solution

The fourth proportional to 153,301,647.10, 229,781,057.22 and 80,526,116.56 is: 120,699,134.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,301,647.10 : 229,781,057.22 = 80,526,116.56 : x
  2. Step 2: Convert to fraction form
    153,301,647.10/229,781,057.22 = 80,526,116.56/x
  3. Step 3: Cross multiply
    153,301,647.10x = 229,781,057.22 × 80,526,116.56
  4. Step 4: Simplify right side
    153,301,647.10x = 18,503,376,196,977,752
  5. Step 5: Solve for x
    x = 18,503,376,196,977,752/153,301,647.10
  6. Step 6: Final answer
    x = 120,699,134.99

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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.