Home / 109,772,005.54-164,438,456.73-66,028,617.06

Finding the Fourth Proportional to 109,772,005.54, 164,438,456.73 and 66,028,617.06

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Solution

The fourth proportional to 109,772,005.54, 164,438,456.73 and 66,028,617.06 is: 98,910,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,772,005.54 : 164,438,456.73 = 66,028,617.06 : x
  2. Step 2: Convert to fraction form
    109,772,005.54/164,438,456.73 = 66,028,617.06/x
  3. Step 3: Cross multiply
    109,772,005.54x = 164,438,456.73 × 66,028,617.06
  4. Step 4: Simplify right side
    109,772,005.54x = 10,857,643,889,362,550
  5. Step 5: Solve for x
    x = 10,857,643,889,362,550/109,772,005.54
  6. Step 6: Final answer
    x = 98,910,863.80

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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.