Home / 412,124,273.75-618,209,975.89-116,996,309.17

Finding the Fourth Proportional to 412,124,273.75, 618,209,975.89 and 116,996,309.17

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Solution

The fourth proportional to 412,124,273.75, 618,209,975.89 and 116,996,309.17 is: 175,501,153.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,124,273.75 : 618,209,975.89 = 116,996,309.17 : x
  2. Step 2: Convert to fraction form
    412,124,273.75/618,209,975.89 = 116,996,309.17/x
  3. Step 3: Cross multiply
    412,124,273.75x = 618,209,975.89 × 116,996,309.17
  4. Step 4: Simplify right side
    412,124,273.75x = 72,328,285,472,361,792
  5. Step 5: Solve for x
    x = 72,328,285,472,361,792/412,124,273.75
  6. Step 6: Final answer
    x = 175,501,153.61

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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.