Home / 192,456,010.70-288,684,016.05-84,960,586.70

Finding the Fourth Proportional to 192,456,010.70, 288,684,016.05 and 84,960,586.70

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Solution

The fourth proportional to 192,456,010.70, 288,684,016.05 and 84,960,586.70 is: 127,440,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,010.70 : 288,684,016.05 = 84,960,586.70 : x
  2. Step 2: Convert to fraction form
    192,456,010.70/288,684,016.05 = 84,960,586.70/x
  3. Step 3: Cross multiply
    192,456,010.70x = 288,684,016.05 × 84,960,586.70
  4. Step 4: Simplify right side
    192,456,010.70x = 24,526,763,374,520,220
  5. Step 5: Solve for x
    x = 24,526,763,374,520,220/192,456,010.70
  6. Step 6: Final answer
    x = 127,440,880.05

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1.5x scale

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.