Home / 106,947,400.80-160,421,101.20-49,551,772.80

Finding the Fourth Proportional to 106,947,400.80, 160,421,101.20 and 49,551,772.80

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Solution

The fourth proportional to 106,947,400.80, 160,421,101.20 and 49,551,772.80 is: 74,327,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,947,400.80 : 160,421,101.20 = 49,551,772.80 : x
  2. Step 2: Convert to fraction form
    106,947,400.80/160,421,101.20 = 49,551,772.80/x
  3. Step 3: Cross multiply
    106,947,400.80x = 160,421,101.20 × 49,551,772.80
  4. Step 4: Simplify right side
    106,947,400.80x = 7,949,149,958,988,206
  5. Step 5: Solve for x
    x = 7,949,149,958,988,206/106,947,400.80
  6. Step 6: Final answer
    x = 74,327,659.20

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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.