Home / 283,608,049.20-425,412,073.80-139,982,218.80

Finding the Fourth Proportional to 283,608,049.20, 425,412,073.80 and 139,982,218.80

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Solution

The fourth proportional to 283,608,049.20, 425,412,073.80 and 139,982,218.80 is: 209,973,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,608,049.20 : 425,412,073.80 = 139,982,218.80 : x
  2. Step 2: Convert to fraction form
    283,608,049.20/425,412,073.80 = 139,982,218.80/x
  3. Step 3: Cross multiply
    283,608,049.20x = 425,412,073.80 × 139,982,218.80
  4. Step 4: Simplify right side
    283,608,049.20x = 59,550,125,994,833,352
  5. Step 5: Solve for x
    x = 59,550,125,994,833,352/283,608,049.20
  6. Step 6: Final answer
    x = 209,973,328.20

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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.