Home / 138,743,638,548.50-220,768,403,731.50

Finding the Third Proportional to 138,743,638,548.50 and 220,768,403,731.50

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Solution

The third proportional to 138,743,638,548.50 and 220,768,403,731.50 is: 351,285,929,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,743,638,548.50 : 220,768,403,731.50 = 220,768,403,731.50 : x
  2. Step 2: Convert to fraction form
    138,743,638,548.50/220,768,403,731.50 = 220,768,403,731.50/x
  3. Step 3: Cross multiply
    138,743,638,548.50x = 220,768,403,731.50 × 220,768,403,731.50
  4. Step 4: Simplify right side
    138,743,638,548.50x = 48,738,688,086,154,581,901,312
  5. Step 5: Solve for x
    x = 48,738,688,086,154,581,901,312/138,743,638,548.50
  6. Step 6: Final answer
    x = 351,285,929,906.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.