Home / 70,066,679.45-96,672,601.80-40,295,704.55

Finding the Fourth Proportional to 70,066,679.45, 96,672,601.80 and 40,295,704.55

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Solution

The fourth proportional to 70,066,679.45, 96,672,601.80 and 40,295,704.55 is: 55,596,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066,679.45 : 96,672,601.80 = 40,295,704.55 : x
  2. Step 2: Convert to fraction form
    70,066,679.45/96,672,601.80 = 40,295,704.55/x
  3. Step 3: Cross multiply
    70,066,679.45x = 96,672,601.80 × 40,295,704.55
  4. Step 4: Simplify right side
    70,066,679.45x = 3,895,490,599,729,235
  5. Step 5: Solve for x
    x = 3,895,490,599,729,235/70,066,679.45
  6. Step 6: Final answer
    x = 55,596,906.13

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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.