Home / 276,970,867.32-382,186,497.44-159,534,391.08

Finding the Fourth Proportional to 276,970,867.32, 382,186,497.44 and 159,534,391.08

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Solution

The fourth proportional to 276,970,867.32, 382,186,497.44 and 159,534,391.08 is: 220,138,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,970,867.32 : 382,186,497.44 = 159,534,391.08 : x
  2. Step 2: Convert to fraction form
    276,970,867.32/382,186,497.44 = 159,534,391.08/x
  3. Step 3: Cross multiply
    276,970,867.32x = 382,186,497.44 × 159,534,391.08
  4. Step 4: Simplify right side
    276,970,867.32x = 60,971,890,148,088,384
  5. Step 5: Solve for x
    x = 60,971,890,148,088,384/276,970,867.32
  6. Step 6: Final answer
    x = 220,138,279.30

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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.