Home / 188,519,169.40-282,141,024.90-165,560,918.20

Finding the Fourth Proportional to 188,519,169.40, 282,141,024.90 and 165,560,918.20

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Solution

The fourth proportional to 188,519,169.40, 282,141,024.90 and 165,560,918.20 is: 247,781,312.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,519,169.40 : 282,141,024.90 = 165,560,918.20 : x
  2. Step 2: Convert to fraction form
    188,519,169.40/282,141,024.90 = 165,560,918.20/x
  3. Step 3: Cross multiply
    188,519,169.40x = 282,141,024.90 × 165,560,918.20
  4. Step 4: Simplify right side
    188,519,169.40x = 46,711,527,144,333,056
  5. Step 5: Solve for x
    x = 46,711,527,144,333,056/188,519,169.40
  6. Step 6: Final answer
    x = 247,781,312.07

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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.