Home / 240,340,024.32-331,669,321.92-130,331,708.16

Finding the Fourth Proportional to 240,340,024.32, 331,669,321.92 and 130,331,708.16

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Solution

The fourth proportional to 240,340,024.32, 331,669,321.92 and 130,331,708.16 is: 179,857,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,340,024.32 : 331,669,321.92 = 130,331,708.16 : x
  2. Step 2: Convert to fraction form
    240,340,024.32/331,669,321.92 = 130,331,708.16/x
  3. Step 3: Cross multiply
    240,340,024.32x = 331,669,321.92 × 130,331,708.16
  4. Step 4: Simplify right side
    240,340,024.32x = 43,227,029,270,102,528
  5. Step 5: Solve for x
    x = 43,227,029,270,102,528/240,340,024.32
  6. Step 6: Final answer
    x = 179,857,805.18

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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.