Home / 126,417,425.10-174,470,204.79-71,416,824.54

Finding the Fourth Proportional to 126,417,425.10, 174,470,204.79 and 71,416,824.54

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Solution

The fourth proportional to 126,417,425.10, 174,470,204.79 and 71,416,824.54 is: 98,563,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,417,425.10 : 174,470,204.79 = 71,416,824.54 : x
  2. Step 2: Convert to fraction form
    126,417,425.10/174,470,204.79 = 71,416,824.54/x
  3. Step 3: Cross multiply
    126,417,425.10x = 174,470,204.79 × 71,416,824.54
  4. Step 4: Simplify right side
    126,417,425.10x = 12,460,108,002,945,298
  5. Step 5: Solve for x
    x = 12,460,108,002,945,298/126,417,425.10
  6. Step 6: Final answer
    x = 98,563,216.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.