Home / 112,752,331.80-169,128,497.70-96,313,090.20

Finding the Fourth Proportional to 112,752,331.80, 169,128,497.70 and 96,313,090.20

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Solution

The fourth proportional to 112,752,331.80, 169,128,497.70 and 96,313,090.20 is: 144,469,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,752,331.80 : 169,128,497.70 = 96,313,090.20 : x
  2. Step 2: Convert to fraction form
    112,752,331.80/169,128,497.70 = 96,313,090.20/x
  3. Step 3: Cross multiply
    112,752,331.80x = 169,128,497.70 × 96,313,090.20
  4. Step 4: Simplify right side
    112,752,331.80x = 16,289,288,254,370,592
  5. Step 5: Solve for x
    x = 16,289,288,254,370,592/112,752,331.80
  6. Step 6: Final answer
    x = 144,469,635.30

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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.