Home / 188,871,694.88-282,962,269.69-136,927,651.19

Finding the Fourth Proportional to 188,871,694.88, 282,962,269.69 and 136,927,651.19

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Solution

The fourth proportional to 188,871,694.88, 282,962,269.69 and 136,927,651.19 is: 205,141,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,871,694.88 : 282,962,269.69 = 136,927,651.19 : x
  2. Step 2: Convert to fraction form
    188,871,694.88/282,962,269.69 = 136,927,651.19/x
  3. Step 3: Cross multiply
    188,871,694.88x = 282,962,269.69 × 136,927,651.19
  4. Step 4: Simplify right side
    188,871,694.88x = 38,745,358,962,285,896
  5. Step 5: Solve for x
    x = 38,745,358,962,285,896/188,871,694.88
  6. Step 6: Final answer
    x = 205,141,162.04

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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.