Home / 699,957,395.01-1,049,793,572.16-257,147,881.56

Finding the Fourth Proportional to 699,957,395.01, 1,049,793,572.16 and 257,147,881.56

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Solution

The fourth proportional to 699,957,395.01, 1,049,793,572.16 and 257,147,881.56 is: 385,669,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,957,395.01 : 1,049,793,572.16 = 257,147,881.56 : x
  2. Step 2: Convert to fraction form
    699,957,395.01/1,049,793,572.16 = 257,147,881.56/x
  3. Step 3: Cross multiply
    699,957,395.01x = 1,049,793,572.16 × 257,147,881.56
  4. Step 4: Simplify right side
    699,957,395.01x = 269,952,193,156,248,992
  5. Step 5: Solve for x
    x = 269,952,193,156,248,992/699,957,395.01
  6. Step 6: Final answer
    x = 385,669,463.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.