Home / 131,705,682,069.73-181,755,494,272.61-71,559,655,575.97

Finding the Fourth Proportional to 131,705,682,069.73, 181,755,494,272.61 and 71,559,655,575.97

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Solution

The fourth proportional to 131,705,682,069.73, 181,755,494,272.61 and 71,559,655,575.97 is: 98,753,222,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,705,682,069.73 : 181,755,494,272.61 = 71,559,655,575.97 : x
  2. Step 2: Convert to fraction form
    131,705,682,069.73/181,755,494,272.61 = 71,559,655,575.97/x
  3. Step 3: Cross multiply
    131,705,682,069.73x = 181,755,494,272.61 × 71,559,655,575.97
  4. Step 4: Simplify right side
    131,705,682,069.73x = 13,006,360,569,188,158,799,872
  5. Step 5: Solve for x
    x = 13,006,360,569,188,158,799,872/131,705,682,069.73
  6. Step 6: Final answer
    x = 98,753,222,828.32

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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.