Home / 353,744,910.57-488,161,437.78-192,810,280.89

Finding the Fourth Proportional to 353,744,910.57, 488,161,437.78 and 192,810,280.89

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Solution

The fourth proportional to 353,744,910.57, 488,161,437.78 and 192,810,280.89 is: 266,074,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,744,910.57 : 488,161,437.78 = 192,810,280.89 : x
  2. Step 2: Convert to fraction form
    353,744,910.57/488,161,437.78 = 192,810,280.89/x
  3. Step 3: Cross multiply
    353,744,910.57x = 488,161,437.78 × 192,810,280.89
  4. Step 4: Simplify right side
    353,744,910.57x = 94,122,543,938,028,048
  5. Step 5: Solve for x
    x = 94,122,543,938,028,048/353,744,910.57
  6. Step 6: Final answer
    x = 266,074,623.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.