Home / 76,776,239.67-105,951,218.73-41,969,071.95

Finding the Fourth Proportional to 76,776,239.67, 105,951,218.73 and 41,969,071.95

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Solution

The fourth proportional to 76,776,239.67, 105,951,218.73 and 41,969,071.95 is: 57,917,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,776,239.67 : 105,951,218.73 = 41,969,071.95 : x
  2. Step 2: Convert to fraction form
    76,776,239.67/105,951,218.73 = 41,969,071.95/x
  3. Step 3: Cross multiply
    76,776,239.67x = 105,951,218.73 × 41,969,071.95
  4. Step 4: Simplify right side
    76,776,239.67x = 4,446,674,322,069,558
  5. Step 5: Solve for x
    x = 4,446,674,322,069,558/76,776,239.67
  6. Step 6: Final answer
    x = 57,917,323.66

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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.