Home / 206,962,194.92-285,624,998.09-118,873,191.96

Finding the Fourth Proportional to 206,962,194.92, 285,624,998.09 and 118,873,191.96

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Solution

The fourth proportional to 206,962,194.92, 285,624,998.09 and 118,873,191.96 is: 164,054,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,962,194.92 : 285,624,998.09 = 118,873,191.96 : x
  2. Step 2: Convert to fraction form
    206,962,194.92/285,624,998.09 = 118,873,191.96/x
  3. Step 3: Cross multiply
    206,962,194.92x = 285,624,998.09 × 118,873,191.96
  4. Step 4: Simplify right side
    206,962,194.92x = 33,953,155,225,932,832
  5. Step 5: Solve for x
    x = 33,953,155,225,932,832/206,962,194.92
  6. Step 6: Final answer
    x = 164,054,866.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.