Home / 283,944,781.80-425,623,239.90-154,278,426.60

Finding the Fourth Proportional to 283,944,781.80, 425,623,239.90 and 154,278,426.60

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Solution

The fourth proportional to 283,944,781.80, 425,623,239.90 and 154,278,426.60 is: 231,257,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,944,781.80 : 425,623,239.90 = 154,278,426.60 : x
  2. Step 2: Convert to fraction form
    283,944,781.80/425,623,239.90 = 154,278,426.60/x
  3. Step 3: Cross multiply
    283,944,781.80x = 425,623,239.90 × 154,278,426.60
  4. Step 4: Simplify right side
    283,944,781.80x = 65,664,483,776,166,336
  5. Step 5: Solve for x
    x = 65,664,483,776,166,336/283,944,781.80
  6. Step 6: Final answer
    x = 231,257,934.59

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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.