Home / 100,533,997.79-150,825,206.78-34,945,616.28

Finding the Fourth Proportional to 100,533,997.79, 150,825,206.78 and 34,945,616.28

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Solution

The fourth proportional to 100,533,997.79, 150,825,206.78 and 34,945,616.28 is: 52,426,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,533,997.79 : 150,825,206.78 = 34,945,616.28 : x
  2. Step 2: Convert to fraction form
    100,533,997.79/150,825,206.78 = 34,945,616.28/x
  3. Step 3: Cross multiply
    100,533,997.79x = 150,825,206.78 × 34,945,616.28
  4. Step 4: Simplify right side
    100,533,997.79x = 5,270,679,802,007,447
  5. Step 5: Solve for x
    x = 5,270,679,802,007,447/100,533,997.79
  6. Step 6: Final answer
    x = 52,426,839.85

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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.