Home / 400,133,058.84-552,241,379.82-230,554,818.30

Finding the Fourth Proportional to 400,133,058.84, 552,241,379.82 and 230,554,818.30

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Solution

The fourth proportional to 400,133,058.84, 552,241,379.82 and 230,554,818.30 is: 318,198,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,133,058.84 : 552,241,379.82 = 230,554,818.30 : x
  2. Step 2: Convert to fraction form
    400,133,058.84/552,241,379.82 = 230,554,818.30/x
  3. Step 3: Cross multiply
    400,133,058.84x = 552,241,379.82 × 230,554,818.30
  4. Step 4: Simplify right side
    400,133,058.84x = 127,321,910,982,141,408
  5. Step 5: Solve for x
    x = 127,321,910,982,141,408/400,133,058.84
  6. Step 6: Final answer
    x = 318,198,929.50

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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.