Home / 238,105,604.03-328,511,602.68-137,597,424.98

Finding the Fourth Proportional to 238,105,604.03, 328,511,602.68 and 137,597,424.98

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Solution

The fourth proportional to 238,105,604.03, 328,511,602.68 and 137,597,424.98 is: 189,841,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,105,604.03 : 328,511,602.68 = 137,597,424.98 : x
  2. Step 2: Convert to fraction form
    238,105,604.03/328,511,602.68 = 137,597,424.98/x
  3. Step 3: Cross multiply
    238,105,604.03x = 328,511,602.68 × 137,597,424.98
  4. Step 4: Simplify right side
    238,105,604.03x = 45,202,350,603,178,304
  5. Step 5: Solve for x
    x = 45,202,350,603,178,304/238,105,604.03
  6. Step 6: Final answer
    x = 189,841,607.42

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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.