Home / 406,974,973.06-610,734,584.40-173,860,163.38

Finding the Fourth Proportional to 406,974,973.06, 610,734,584.40 and 173,860,163.38

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Solution

The fourth proportional to 406,974,973.06, 610,734,584.40 and 173,860,163.38 is: 260,906,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,974,973.06 : 610,734,584.40 = 173,860,163.38 : x
  2. Step 2: Convert to fraction form
    406,974,973.06/610,734,584.40 = 173,860,163.38/x
  3. Step 3: Cross multiply
    406,974,973.06x = 610,734,584.40 × 173,860,163.38
  4. Step 4: Simplify right side
    406,974,973.06x = 106,182,414,625,600,400
  5. Step 5: Solve for x
    x = 106,182,414,625,600,400/406,974,973.06
  6. Step 6: Final answer
    x = 260,906,497.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.