Home / 68,350,938.22-94,324,582.34-36,988,988.72

Finding the Fourth Proportional to 68,350,938.22, 94,324,582.34 and 36,988,988.72

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Solution

The fourth proportional to 68,350,938.22, 94,324,582.34 and 36,988,988.72 is: 51,044,960.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,350,938.22 : 94,324,582.34 = 36,988,988.72 : x
  2. Step 2: Convert to fraction form
    68,350,938.22/94,324,582.34 = 36,988,988.72/x
  3. Step 3: Cross multiply
    68,350,938.22x = 94,324,582.34 × 36,988,988.72
  4. Step 4: Simplify right side
    68,350,938.22x = 3,488,970,912,192,971
  5. Step 5: Solve for x
    x = 3,488,970,912,192,971/68,350,938.22
  6. Step 6: Final answer
    x = 51,044,960.07

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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.