Home / 275,283,007.20-412,924,510.80-193,494,237.30

Finding the Fourth Proportional to 275,283,007.20, 412,924,510.80 and 193,494,237.30

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Solution

The fourth proportional to 275,283,007.20, 412,924,510.80 and 193,494,237.30 is: 290,241,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,283,007.20 : 412,924,510.80 = 193,494,237.30 : x
  2. Step 2: Convert to fraction form
    275,283,007.20/412,924,510.80 = 193,494,237.30/x
  3. Step 3: Cross multiply
    275,283,007.20x = 412,924,510.80 × 193,494,237.30
  4. Step 4: Simplify right side
    275,283,007.20x = 79,898,513,279,721,616
  5. Step 5: Solve for x
    x = 79,898,513,279,721,616/275,283,007.20
  6. Step 6: Final answer
    x = 290,241,355.95

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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.