Home / 100,718,110.30-151,151,815.05-73,844,254.30

Finding the Fourth Proportional to 100,718,110.30, 151,151,815.05 and 73,844,254.30

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Solution

The fourth proportional to 100,718,110.30, 151,151,815.05 and 73,844,254.30 is: 110,821,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,718,110.30 : 151,151,815.05 = 73,844,254.30 : x
  2. Step 2: Convert to fraction form
    100,718,110.30/151,151,815.05 = 73,844,254.30/x
  3. Step 3: Cross multiply
    100,718,110.30x = 151,151,815.05 × 73,844,254.30
  4. Step 4: Simplify right side
    100,718,110.30x = 11,161,693,068,458,768
  5. Step 5: Solve for x
    x = 11,161,693,068,458,768/100,718,110.30
  6. Step 6: Final answer
    x = 110,821,112.86

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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.