Home / 231,966,008.20-348,060,986.70-163,661,624.20

Finding the Fourth Proportional to 231,966,008.20, 348,060,986.70 and 163,661,624.20

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Solution

The fourth proportional to 231,966,008.20, 348,060,986.70 and 163,661,624.20 is: 245,571,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,966,008.20 : 348,060,986.70 = 163,661,624.20 : x
  2. Step 2: Convert to fraction form
    231,966,008.20/348,060,986.70 = 163,661,624.20/x
  3. Step 3: Cross multiply
    231,966,008.20x = 348,060,986.70 × 163,661,624.20
  4. Step 4: Simplify right side
    231,966,008.20x = 56,964,226,403,976,592
  5. Step 5: Solve for x
    x = 56,964,226,403,976,592/231,966,008.20
  6. Step 6: Final answer
    x = 245,571,438.88

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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.