Home / 406,974,973.56-610,734,585.15-173,860,163.88

Finding the Fourth Proportional to 406,974,973.56, 610,734,585.15 and 173,860,163.88

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Solution

The fourth proportional to 406,974,973.56, 610,734,585.15 and 173,860,163.88 is: 260,906,497.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,974,973.56 : 610,734,585.15 = 173,860,163.88 : x
  2. Step 2: Convert to fraction form
    406,974,973.56/610,734,585.15 = 173,860,163.88/x
  3. Step 3: Cross multiply
    406,974,973.56x = 610,734,585.15 × 173,860,163.88
  4. Step 4: Simplify right side
    406,974,973.56x = 106,182,415,061,362,800
  5. Step 5: Solve for x
    x = 106,182,415,061,362,800/406,974,973.56
  6. Step 6: Final answer
    x = 260,906,497.84

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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.