Home / 283,826,003.80-425,739,005.70-253,215,002.20

Finding the Fourth Proportional to 283,826,003.80, 425,739,005.70 and 253,215,002.20

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Solution

The fourth proportional to 283,826,003.80, 425,739,005.70 and 253,215,002.20 is: 379,822,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,826,003.80 : 425,739,005.70 = 253,215,002.20 : x
  2. Step 2: Convert to fraction form
    283,826,003.80/425,739,005.70 = 253,215,002.20/x
  3. Step 3: Cross multiply
    283,826,003.80x = 425,739,005.70 × 253,215,002.20
  4. Step 4: Simplify right side
    283,826,003.80x = 107,803,503,264,951,312
  5. Step 5: Solve for x
    x = 107,803,503,264,951,312/283,826,003.80
  6. Step 6: Final answer
    x = 379,822,503.30

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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.