Home / 625,327,618.96-937,717,713.24-256,609,605.52

Finding the Fourth Proportional to 625,327,618.96, 937,717,713.24 and 256,609,605.52

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Solution

The fourth proportional to 625,327,618.96, 937,717,713.24 and 256,609,605.52 is: 384,802,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,327,618.96 : 937,717,713.24 = 256,609,605.52 : x
  2. Step 2: Convert to fraction form
    625,327,618.96/937,717,713.24 = 256,609,605.52/x
  3. Step 3: Cross multiply
    625,327,618.96x = 937,717,713.24 × 256,609,605.52
  4. Step 4: Simplify right side
    625,327,618.96x = 240,627,372,483,632,896
  5. Step 5: Solve for x
    x = 240,627,372,483,632,896/625,327,618.96
  6. Step 6: Final answer
    x = 384,802,086.44

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1.5x scale

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.