Home / 31,566,172,305.38-68,689,263,931.88

Finding the Third Proportional to 31,566,172,305.38 and 68,689,263,931.88

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Solution

The third proportional to 31,566,172,305.38 and 68,689,263,931.88 is: 149,470,608,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566,172,305.38 : 68,689,263,931.88 = 68,689,263,931.88 : x
  2. Step 2: Convert to fraction form
    31,566,172,305.38/68,689,263,931.88 = 68,689,263,931.88/x
  3. Step 3: Cross multiply
    31,566,172,305.38x = 68,689,263,931.88 × 68,689,263,931.88
  4. Step 4: Simplify right side
    31,566,172,305.38x = 4,718,214,979,502,783,594,496
  5. Step 5: Solve for x
    x = 4,718,214,979,502,783,594,496/31,566,172,305.38
  6. Step 6: Final answer
    x = 149,470,608,405.04

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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.