Home / 217,501,221.24-300,152,933.73-118,381,732.38

Finding the Fourth Proportional to 217,501,221.24, 300,152,933.73 and 118,381,732.38

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Solution

The fourth proportional to 217,501,221.24, 300,152,933.73 and 118,381,732.38 is: 163,367,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,501,221.24 : 300,152,933.73 = 118,381,732.38 : x
  2. Step 2: Convert to fraction form
    217,501,221.24/300,152,933.73 = 118,381,732.38/x
  3. Step 3: Cross multiply
    217,501,221.24x = 300,152,933.73 × 118,381,732.38
  4. Step 4: Simplify right side
    217,501,221.24x = 35,532,624,273,896,736
  5. Step 5: Solve for x
    x = 35,532,624,273,896,736/217,501,221.24
  6. Step 6: Final answer
    x = 163,367,470.17

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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.