Home / 216,017,991.26-323,990,470.79-60,536,041.55

Finding the Fourth Proportional to 216,017,991.26, 323,990,470.79 and 60,536,041.55

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Solution

The fourth proportional to 216,017,991.26, 323,990,470.79 and 60,536,041.55 is: 90,793,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,017,991.26 : 323,990,470.79 = 60,536,041.55 : x
  2. Step 2: Convert to fraction form
    216,017,991.26/323,990,470.79 = 60,536,041.55/x
  3. Step 3: Cross multiply
    216,017,991.26x = 323,990,470.79 × 60,536,041.55
  4. Step 4: Simplify right side
    216,017,991.26x = 19,613,100,599,624,872
  5. Step 5: Solve for x
    x = 19,613,100,599,624,872/216,017,991.26
  6. Step 6: Final answer
    x = 90,793,829.19

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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.