Home / 172,126,276.80-257,841,050.40-107,230,891.20

Finding the Fourth Proportional to 172,126,276.80, 257,841,050.40 and 107,230,891.20

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Solution

The fourth proportional to 172,126,276.80, 257,841,050.40 and 107,230,891.20 is: 160,629,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,126,276.80 : 257,841,050.40 = 107,230,891.20 : x
  2. Step 2: Convert to fraction form
    172,126,276.80/257,841,050.40 = 107,230,891.20/x
  3. Step 3: Cross multiply
    172,126,276.80x = 257,841,050.40 × 107,230,891.20
  4. Step 4: Simplify right side
    172,126,276.80x = 27,648,525,622,336,116
  5. Step 5: Solve for x
    x = 27,648,525,622,336,116/172,126,276.80
  6. Step 6: Final answer
    x = 160,629,313.18

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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.