Home / 109,721,101.20-164,581,323.75-27,839,821.20

Finding the Fourth Proportional to 109,721,101.20, 164,581,323.75 and 27,839,821.20

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Solution

The fourth proportional to 109,721,101.20, 164,581,323.75 and 27,839,821.20 is: 41,759,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,721,101.20 : 164,581,323.75 = 27,839,821.20 : x
  2. Step 2: Convert to fraction form
    109,721,101.20/164,581,323.75 = 27,839,821.20/x
  3. Step 3: Cross multiply
    109,721,101.20x = 164,581,323.75 × 27,839,821.20
  4. Step 4: Simplify right side
    109,721,101.20x = 4,581,914,626,059,313
  5. Step 5: Solve for x
    x = 4,581,914,626,059,313/109,721,101.20
  6. Step 6: Final answer
    x = 41,759,648.56

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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.