Home / 236,105,256.81-325,825,689.20-131,690,058.30

Finding the Fourth Proportional to 236,105,256.81, 325,825,689.20 and 131,690,058.30

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Solution

The fourth proportional to 236,105,256.81, 325,825,689.20 and 131,690,058.30 is: 181,732,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,105,256.81 : 325,825,689.20 = 131,690,058.30 : x
  2. Step 2: Convert to fraction form
    236,105,256.81/325,825,689.20 = 131,690,058.30/x
  3. Step 3: Cross multiply
    236,105,256.81x = 325,825,689.20 × 131,690,058.30
  4. Step 4: Simplify right side
    236,105,256.81x = 42,908,004,005,727,232
  5. Step 5: Solve for x
    x = 42,908,004,005,727,232/236,105,256.81
  6. Step 6: Final answer
    x = 181,732,522.97

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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.