Home / 31,080,774.94-67,675,569.19

Finding the Third Proportional to 31,080,774.94 and 67,675,569.19

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Solution

The third proportional to 31,080,774.94 and 67,675,569.19 is: 147,357,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,080,774.94 : 67,675,569.19 = 67,675,569.19 : x
  2. Step 2: Convert to fraction form
    31,080,774.94/67,675,569.19 = 67,675,569.19/x
  3. Step 3: Cross multiply
    31,080,774.94x = 67,675,569.19 × 67,675,569.19
  4. Step 4: Simplify right side
    31,080,774.94x = 4,579,982,664,852,099
  5. Step 5: Solve for x
    x = 4,579,982,664,852,099/31,080,774.94
  6. Step 6: Final answer
    x = 147,357,415.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.