Home / 98,821,750.75-136,374,028.75-54,771,593.45

Finding the Fourth Proportional to 98,821,750.75, 136,374,028.75 and 54,771,593.45

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Solution

The fourth proportional to 98,821,750.75, 136,374,028.75 and 54,771,593.45 is: 75,584,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,821,750.75 : 136,374,028.75 = 54,771,593.45 : x
  2. Step 2: Convert to fraction form
    98,821,750.75/136,374,028.75 = 54,771,593.45/x
  3. Step 3: Cross multiply
    98,821,750.75x = 136,374,028.75 × 54,771,593.45
  4. Step 4: Simplify right side
    98,821,750.75x = 7,469,422,859,220,206
  5. Step 5: Solve for x
    x = 7,469,422,859,220,206/98,821,750.75
  6. Step 6: Final answer
    x = 75,584,806.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.