Home / 109,882,744.48-151,638,283.92-65,855,316.64

Finding the Fourth Proportional to 109,882,744.48, 151,638,283.92 and 65,855,316.64

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Solution

The fourth proportional to 109,882,744.48, 151,638,283.92 and 65,855,316.64 is: 90,880,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,882,744.48 : 151,638,283.92 = 65,855,316.64 : x
  2. Step 2: Convert to fraction form
    109,882,744.48/151,638,283.92 = 65,855,316.64/x
  3. Step 3: Cross multiply
    109,882,744.48x = 151,638,283.92 × 65,855,316.64
  4. Step 4: Simplify right side
    109,882,744.48x = 9,986,187,202,297,820
  5. Step 5: Solve for x
    x = 9,986,187,202,297,820/109,882,744.48
  6. Step 6: Final answer
    x = 90,880,394.82

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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.