Home / 82,227,594,677.65-113,511,262,100.98-51,788,512,912.55

Finding the Fourth Proportional to 82,227,594,677.65, 113,511,262,100.98 and 51,788,512,912.55

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Solution

The fourth proportional to 82,227,594,677.65, 113,511,262,100.98 and 51,788,512,912.55 is: 71,491,565,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,227,594,677.65 : 113,511,262,100.98 = 51,788,512,912.55 : x
  2. Step 2: Convert to fraction form
    82,227,594,677.65/113,511,262,100.98 = 51,788,512,912.55/x
  3. Step 3: Cross multiply
    82,227,594,677.65x = 113,511,262,100.98 × 51,788,512,912.55
  4. Step 4: Simplify right side
    82,227,594,677.65x = 5,878,579,463,036,222,832,640
  5. Step 5: Solve for x
    x = 5,878,579,463,036,222,832,640/82,227,594,677.65
  6. Step 6: Final answer
    x = 71,491,565,405.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.