Home / 275,159,262.80-412,920,497.57-145,857,674.60

Finding the Fourth Proportional to 275,159,262.80, 412,920,497.57 and 145,857,674.60

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Solution

The fourth proportional to 275,159,262.80, 412,920,497.57 and 145,857,674.60 is: 218,882,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,159,262.80 : 412,920,497.57 = 145,857,674.60 : x
  2. Step 2: Convert to fraction form
    275,159,262.80/412,920,497.57 = 145,857,674.60/x
  3. Step 3: Cross multiply
    275,159,262.80x = 412,920,497.57 × 145,857,674.60
  4. Step 4: Simplify right side
    275,159,262.80x = 60,227,623,569,812,352
  5. Step 5: Solve for x
    x = 60,227,623,569,812,352/275,159,262.80
  6. Step 6: Final answer
    x = 218,882,777.04

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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.