Home / 326,657,785.12-490,058,424.40-96,608,935.20

Finding the Fourth Proportional to 326,657,785.12, 490,058,424.40 and 96,608,935.20

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Solution

The fourth proportional to 326,657,785.12, 490,058,424.40 and 96,608,935.20 is: 144,934,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,657,785.12 : 490,058,424.40 = 96,608,935.20 : x
  2. Step 2: Convert to fraction form
    326,657,785.12/490,058,424.40 = 96,608,935.20/x
  3. Step 3: Cross multiply
    326,657,785.12x = 490,058,424.40 × 96,608,935.20
  4. Step 4: Simplify right side
    326,657,785.12x = 47,344,022,567,073,696
  5. Step 5: Solve for x
    x = 47,344,022,567,073,696/326,657,785.12
  6. Step 6: Final answer
    x = 144,934,621.87

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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.