Home / 534,523,733.22-800,751,398.10-300,643,834.90

Finding the Fourth Proportional to 534,523,733.22, 800,751,398.10 and 300,643,834.90

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Solution

The fourth proportional to 534,523,733.22, 800,751,398.10 and 300,643,834.90 is: 450,384,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,523,733.22 : 800,751,398.10 = 300,643,834.90 : x
  2. Step 2: Convert to fraction form
    534,523,733.22/800,751,398.10 = 300,643,834.90/x
  3. Step 3: Cross multiply
    534,523,733.22x = 800,751,398.10 × 300,643,834.90
  4. Step 4: Simplify right side
    534,523,733.22x = 240,740,971,124,318,688
  5. Step 5: Solve for x
    x = 240,740,971,124,318,688/534,523,733.22
  6. Step 6: Final answer
    x = 450,384,063.72

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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.