Home / 130,366,912.80-195,550,369.20-49,577,383.20

Finding the Fourth Proportional to 130,366,912.80, 195,550,369.20 and 49,577,383.20

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Solution

The fourth proportional to 130,366,912.80, 195,550,369.20 and 49,577,383.20 is: 74,366,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,366,912.80 : 195,550,369.20 = 49,577,383.20 : x
  2. Step 2: Convert to fraction form
    130,366,912.80/195,550,369.20 = 49,577,383.20/x
  3. Step 3: Cross multiply
    130,366,912.80x = 195,550,369.20 × 49,577,383.20
  4. Step 4: Simplify right side
    130,366,912.80x = 9,694,875,588,729,878
  5. Step 5: Solve for x
    x = 9,694,875,588,729,878/130,366,912.80
  6. Step 6: Final answer
    x = 74,366,074.80

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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.