Home / 905,520,279.38-1,358,567,526.99-323,242,026.26

Finding the Fourth Proportional to 905,520,279.38, 1,358,567,526.99 and 323,242,026.26

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Solution

The fourth proportional to 905,520,279.38, 1,358,567,526.99 and 323,242,026.26 is: 484,965,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,520,279.38 : 1,358,567,526.99 = 323,242,026.26 : x
  2. Step 2: Convert to fraction form
    905,520,279.38/1,358,567,526.99 = 323,242,026.26/x
  3. Step 3: Cross multiply
    905,520,279.38x = 1,358,567,526.99 × 323,242,026.26
  4. Step 4: Simplify right side
    905,520,279.38x = 439,146,120,235,284,800
  5. Step 5: Solve for x
    x = 439,146,120,235,284,800/905,520,279.38
  6. Step 6: Final answer
    x = 484,965,527.81

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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.