Home / 173,158,047.75-268,347,296.25

Finding the Third Proportional to 173,158,047.75 and 268,347,296.25

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Solution

The third proportional to 173,158,047.75 and 268,347,296.25 is: 415,864,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,158,047.75 : 268,347,296.25 = 268,347,296.25 : x
  2. Step 2: Convert to fraction form
    173,158,047.75/268,347,296.25 = 268,347,296.25/x
  3. Step 3: Cross multiply
    173,158,047.75x = 268,347,296.25 × 268,347,296.25
  4. Step 4: Simplify right side
    173,158,047.75x = 72,010,271,404,685,264
  5. Step 5: Solve for x
    x = 72,010,271,404,685,264/173,158,047.75
  6. Step 6: Final answer
    x = 415,864,421.78

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.