Home / 172,126,277.80-257,841,051.90-107,230,892.20

Finding the Fourth Proportional to 172,126,277.80, 257,841,051.90 and 107,230,892.20

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Solution

The fourth proportional to 172,126,277.80, 257,841,051.90 and 107,230,892.20 is: 160,629,314.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,126,277.80 : 257,841,051.90 = 107,230,892.20 : x
  2. Step 2: Convert to fraction form
    172,126,277.80/257,841,051.90 = 107,230,892.20/x
  3. Step 3: Cross multiply
    172,126,277.80x = 257,841,051.90 × 107,230,892.20
  4. Step 4: Simplify right side
    172,126,277.80x = 27,648,526,041,023,508
  5. Step 5: Solve for x
    x = 27,648,526,041,023,508/172,126,277.80
  6. Step 6: Final answer
    x = 160,629,314.68

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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.