Home / 31,187,913,520.50-68,090,941,921.50

Finding the Third Proportional to 31,187,913,520.50 and 68,090,941,921.50

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Solution

The third proportional to 31,187,913,520.50 and 68,090,941,921.50 is: 148,659,395,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,187,913,520.50 : 68,090,941,921.50 = 68,090,941,921.50 : x
  2. Step 2: Convert to fraction form
    31,187,913,520.50/68,090,941,921.50 = 68,090,941,921.50/x
  3. Step 3: Cross multiply
    31,187,913,520.50x = 68,090,941,921.50 × 68,090,941,921.50
  4. Step 4: Simplify right side
    31,187,913,520.50x = 4,636,376,371,757,085,884,416
  5. Step 5: Solve for x
    x = 4,636,376,371,757,085,884,416/31,187,913,520.50
  6. Step 6: Final answer
    x = 148,659,395,528.64

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1.5x scale

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.