Home / 126,861,700.20-190,292,550.30-123,673,054.20

Finding the Fourth Proportional to 126,861,700.20, 190,292,550.30 and 123,673,054.20

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Solution

The fourth proportional to 126,861,700.20, 190,292,550.30 and 123,673,054.20 is: 185,509,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,861,700.20 : 190,292,550.30 = 123,673,054.20 : x
  2. Step 2: Convert to fraction form
    126,861,700.20/190,292,550.30 = 123,673,054.20/x
  3. Step 3: Cross multiply
    126,861,700.20x = 190,292,550.30 × 123,673,054.20
  4. Step 4: Simplify right side
    126,861,700.20x = 23,534,060,887,108,128
  5. Step 5: Solve for x
    x = 23,534,060,887,108,128/126,861,700.20
  6. Step 6: Final answer
    x = 185,509,581.30

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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.