Home / 81,712,688.63-176,333,942.25

Finding the Third Proportional to 81,712,688.63 and 176,333,942.25

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Solution

The third proportional to 81,712,688.63 and 176,333,942.25 is: 380,524,245.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,712,688.63 : 176,333,942.25 = 176,333,942.25 : x
  2. Step 2: Convert to fraction form
    81,712,688.63/176,333,942.25 = 176,333,942.25/x
  3. Step 3: Cross multiply
    81,712,688.63x = 176,333,942.25 × 176,333,942.25
  4. Step 4: Simplify right side
    81,712,688.63x = 31,093,659,189,426,336
  5. Step 5: Solve for x
    x = 31,093,659,189,426,336/81,712,688.63
  6. Step 6: Final answer
    x = 380,524,245.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.