Home / 803,385,215.06-1,205,542,751.79-337,004,872.34

Finding the Fourth Proportional to 803,385,215.06, 1,205,542,751.79 and 337,004,872.34

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Solution

The fourth proportional to 803,385,215.06, 1,205,542,751.79 and 337,004,872.34 is: 505,702,337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,385,215.06 : 1,205,542,751.79 = 337,004,872.34 : x
  2. Step 2: Convert to fraction form
    803,385,215.06/1,205,542,751.79 = 337,004,872.34/x
  3. Step 3: Cross multiply
    803,385,215.06x = 1,205,542,751.79 × 337,004,872.34
  4. Step 4: Simplify right side
    803,385,215.06x = 406,273,781,167,401,216
  5. Step 5: Solve for x
    x = 406,273,781,167,401,216/803,385,215.06
  6. Step 6: Final answer
    x = 505,702,337.50

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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.