Home / 69,399,156.81-95,771,883.78-38,036,954.87

Finding the Fourth Proportional to 69,399,156.81, 95,771,883.78 and 38,036,954.87

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Solution

The fourth proportional to 69,399,156.81, 95,771,883.78 and 38,036,954.87 is: 52,491,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399,156.81 : 95,771,883.78 = 38,036,954.87 : x
  2. Step 2: Convert to fraction form
    69,399,156.81/95,771,883.78 = 38,036,954.87/x
  3. Step 3: Cross multiply
    69,399,156.81x = 95,771,883.78 × 38,036,954.87
  4. Step 4: Simplify right side
    69,399,156.81x = 3,642,870,820,675,886
  5. Step 5: Solve for x
    x = 3,642,870,820,675,886/69,399,156.81
  6. Step 6: Final answer
    x = 52,491,571.77

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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.