Home / 431,992,712.98-595,587,119.12-275,302,648.54

Finding the Fourth Proportional to 431,992,712.98, 595,587,119.12 and 275,302,648.54

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Solution

The fourth proportional to 431,992,712.98, 595,587,119.12 and 275,302,648.54 is: 379,558,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,992,712.98 : 595,587,119.12 = 275,302,648.54 : x
  2. Step 2: Convert to fraction form
    431,992,712.98/595,587,119.12 = 275,302,648.54/x
  3. Step 3: Cross multiply
    431,992,712.98x = 595,587,119.12 × 275,302,648.54
  4. Step 4: Simplify right side
    431,992,712.98x = 163,966,711,327,179,008
  5. Step 5: Solve for x
    x = 163,966,711,327,179,008/431,992,712.98
  6. Step 6: Final answer
    x = 379,558,974.96

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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.