Home / 175,499,040.42-242,266,892.09-115,996,175.15

Finding the Fourth Proportional to 175,499,040.42, 242,266,892.09 and 115,996,175.15

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Solution

The fourth proportional to 175,499,040.42, 242,266,892.09 and 115,996,175.15 is: 160,126,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,499,040.42 : 242,266,892.09 = 115,996,175.15 : x
  2. Step 2: Convert to fraction form
    175,499,040.42/242,266,892.09 = 115,996,175.15/x
  3. Step 3: Cross multiply
    175,499,040.42x = 242,266,892.09 × 115,996,175.15
  4. Step 4: Simplify right side
    175,499,040.42x = 28,102,032,846,126,476
  5. Step 5: Solve for x
    x = 28,102,032,846,126,476/175,499,040.42
  6. Step 6: Final answer
    x = 160,126,418.80

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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.