Home / 75,594,568.11-104,100,882.42-65,666,918.52

Finding the Fourth Proportional to 75,594,568.11, 104,100,882.42 and 65,666,918.52

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Solution

The fourth proportional to 75,594,568.11, 104,100,882.42 and 65,666,918.52 is: 90,429,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,594,568.11 : 104,100,882.42 = 65,666,918.52 : x
  2. Step 2: Convert to fraction form
    75,594,568.11/104,100,882.42 = 65,666,918.52/x
  3. Step 3: Cross multiply
    75,594,568.11x = 104,100,882.42 × 65,666,918.52
  4. Step 4: Simplify right side
    75,594,568.11x = 6,835,984,163,734,241
  5. Step 5: Solve for x
    x = 6,835,984,163,734,241/75,594,568.11
  6. Step 6: Final answer
    x = 90,429,568.35

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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.