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Finding the Third Proportional to 986,220,913.50 and 1,480,628,625.75

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Solution

The third proportional to 986,220,913.50 and 1,480,628,625.75 is: 2,222,890,528.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,220,913.50 : 1,480,628,625.75 = 1,480,628,625.75 : x
  2. Step 2: Convert to fraction form
    986,220,913.50/1,480,628,625.75 = 1,480,628,625.75/x
  3. Step 3: Cross multiply
    986,220,913.50x = 1,480,628,625.75 × 1,480,628,625.75
  4. Step 4: Simplify right side
    986,220,913.50x = 2,192,261,127,390,333,440
  5. Step 5: Solve for x
    x = 2,192,261,127,390,333,440/986,220,913.50
  6. Step 6: Final answer
    x = 2,222,890,528.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.