Home / 674,372,557.44-930,654,575.28-377,027,327.88

Finding the Fourth Proportional to 674,372,557.44, 930,654,575.28 and 377,027,327.88

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Solution

The fourth proportional to 674,372,557.44, 930,654,575.28 and 377,027,327.88 is: 520,309,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,372,557.44 : 930,654,575.28 = 377,027,327.88 : x
  2. Step 2: Convert to fraction form
    674,372,557.44/930,654,575.28 = 377,027,327.88/x
  3. Step 3: Cross multiply
    674,372,557.44x = 930,654,575.28 × 377,027,327.88
  4. Step 4: Simplify right side
    674,372,557.44x = 350,882,207,697,114,688
  5. Step 5: Solve for x
    x = 350,882,207,697,114,688/674,372,557.44
  6. Step 6: Final answer
    x = 520,309,143.40

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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.