Home / 472,805,196.30-708,251,200.65-327,402,938.70

Finding the Fourth Proportional to 472,805,196.30, 708,251,200.65 and 327,402,938.70

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Solution

The fourth proportional to 472,805,196.30, 708,251,200.65 and 327,402,938.70 is: 490,441,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,805,196.30 : 708,251,200.65 = 327,402,938.70 : x
  2. Step 2: Convert to fraction form
    472,805,196.30/708,251,200.65 = 327,402,938.70/x
  3. Step 3: Cross multiply
    472,805,196.30x = 708,251,200.65 × 327,402,938.70
  4. Step 4: Simplify right side
    472,805,196.30x = 231,883,524,430,613,344
  5. Step 5: Solve for x
    x = 231,883,524,430,613,344/472,805,196.30
  6. Step 6: Final answer
    x = 490,441,996.50

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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.