Home / 149,727,792.80-224,591,689.20-105,889,815.20

Finding the Fourth Proportional to 149,727,792.80, 224,591,689.20 and 105,889,815.20

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Solution

The fourth proportional to 149,727,792.80, 224,591,689.20 and 105,889,815.20 is: 158,834,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,727,792.80 : 224,591,689.20 = 105,889,815.20 : x
  2. Step 2: Convert to fraction form
    149,727,792.80/224,591,689.20 = 105,889,815.20/x
  3. Step 3: Cross multiply
    149,727,792.80x = 224,591,689.20 × 105,889,815.20
  4. Step 4: Simplify right side
    149,727,792.80x = 23,781,972,464,843,836
  5. Step 5: Solve for x
    x = 23,781,972,464,843,836/149,727,792.80
  6. Step 6: Final answer
    x = 158,834,722.80

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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.