Home / 83,659,392,010.65-125,489,088,015.98-31,307,776,829.85

Finding the Fourth Proportional to 83,659,392,010.65, 125,489,088,015.98 and 31,307,776,829.85

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Solution

The fourth proportional to 83,659,392,010.65, 125,489,088,015.98 and 31,307,776,829.85 is: 46,961,665,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,659,392,010.65 : 125,489,088,015.98 = 31,307,776,829.85 : x
  2. Step 2: Convert to fraction form
    83,659,392,010.65/125,489,088,015.98 = 31,307,776,829.85/x
  3. Step 3: Cross multiply
    83,659,392,010.65x = 125,489,088,015.98 × 31,307,776,829.85
  4. Step 4: Simplify right side
    83,659,392,010.65x = 3,928,784,362,185,705,390,080
  5. Step 5: Solve for x
    x = 3,928,784,362,185,705,390,080/83,659,392,010.65
  6. Step 6: Final answer
    x = 46,961,665,244.78

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Double scale
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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.