Home / 109,431,421.50-170,772,284.25

Finding the Third Proportional to 109,431,421.50 and 170,772,284.25

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Solution

The third proportional to 109,431,421.50 and 170,772,284.25 is: 266,497,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,431,421.50 : 170,772,284.25 = 170,772,284.25 : x
  2. Step 2: Convert to fraction form
    109,431,421.50/170,772,284.25 = 170,772,284.25/x
  3. Step 3: Cross multiply
    109,431,421.50x = 170,772,284.25 × 170,772,284.25
  4. Step 4: Simplify right side
    109,431,421.50x = 29,163,173,067,962,800
  5. Step 5: Solve for x
    x = 29,163,173,067,962,800/109,431,421.50
  6. Step 6: Final answer
    x = 266,497,251.60

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.