Home / 75,960,918.59-104,825,655.93-42,470,391.09

Finding the Fourth Proportional to 75,960,918.59, 104,825,655.93 and 42,470,391.09

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Solution

The fourth proportional to 75,960,918.59, 104,825,655.93 and 42,470,391.09 is: 58,608,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,960,918.59 : 104,825,655.93 = 42,470,391.09 : x
  2. Step 2: Convert to fraction form
    75,960,918.59/104,825,655.93 = 42,470,391.09/x
  3. Step 3: Cross multiply
    75,960,918.59x = 104,825,655.93 × 42,470,391.09
  4. Step 4: Simplify right side
    75,960,918.59x = 4,451,986,603,768,765.50
  5. Step 5: Solve for x
    x = 4,451,986,603,768,765.50/75,960,918.59
  6. Step 6: Final answer
    x = 58,608,909.51

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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.