Home / 31,943,468.39-69,483,760.03

Finding the Third Proportional to 31,943,468.39 and 69,483,760.03

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Solution

The third proportional to 31,943,468.39 and 69,483,760.03 is: 151,141,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,943,468.39 : 69,483,760.03 = 69,483,760.03 : x
  2. Step 2: Convert to fraction form
    31,943,468.39/69,483,760.03 = 69,483,760.03/x
  3. Step 3: Cross multiply
    31,943,468.39x = 69,483,760.03 × 69,483,760.03
  4. Step 4: Simplify right side
    31,943,468.39x = 4,827,992,908,080,335
  5. Step 5: Solve for x
    x = 4,827,992,908,080,335/31,943,468.39
  6. Step 6: Final answer
    x = 151,141,787.39

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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.