Home / 98,365,640.88-146,910,716.70-89,125,151.22

Finding the Fourth Proportional to 98,365,640.88, 146,910,716.70 and 89,125,151.22

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Solution

The fourth proportional to 98,365,640.88, 146,910,716.70 and 89,125,151.22 is: 133,109,892.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,365,640.88 : 146,910,716.70 = 89,125,151.22 : x
  2. Step 2: Convert to fraction form
    98,365,640.88/146,910,716.70 = 89,125,151.22/x
  3. Step 3: Cross multiply
    98,365,640.88x = 146,910,716.70 × 89,125,151.22
  4. Step 4: Simplify right side
    98,365,640.88x = 13,093,439,841,726,078
  5. Step 5: Solve for x
    x = 13,093,439,841,726,078/98,365,640.88
  6. Step 6: Final answer
    x = 133,109,892.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.