Home / 488,335,910.30-732,503,865.45-165,219,782.30

Finding the Fourth Proportional to 488,335,910.30, 732,503,865.45 and 165,219,782.30

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Solution

The fourth proportional to 488,335,910.30, 732,503,865.45 and 165,219,782.30 is: 247,829,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,335,910.30 : 732,503,865.45 = 165,219,782.30 : x
  2. Step 2: Convert to fraction form
    488,335,910.30/732,503,865.45 = 165,219,782.30/x
  3. Step 3: Cross multiply
    488,335,910.30x = 732,503,865.45 × 165,219,782.30
  4. Step 4: Simplify right side
    488,335,910.30x = 121,024,129,183,557,504
  5. Step 5: Solve for x
    x = 121,024,129,183,557,504/488,335,910.30
  6. Step 6: Final answer
    x = 247,829,673.45

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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.