Home / 331,376,527.02-497,185,996.41-154,198,169.70

Finding the Fourth Proportional to 331,376,527.02, 497,185,996.41 and 154,198,169.70

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Solution

The fourth proportional to 331,376,527.02, 497,185,996.41 and 154,198,169.70 is: 231,353,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,376,527.02 : 497,185,996.41 = 154,198,169.70 : x
  2. Step 2: Convert to fraction form
    331,376,527.02/497,185,996.41 = 154,198,169.70/x
  3. Step 3: Cross multiply
    331,376,527.02x = 497,185,996.41 × 154,198,169.70
  4. Step 4: Simplify right side
    331,376,527.02x = 76,665,170,646,892,768
  5. Step 5: Solve for x
    x = 76,665,170,646,892,768/331,376,527.02
  6. Step 6: Final answer
    x = 231,353,654.82

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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.