Home / 77,614,008-116,501,761.80-57,166,815.84

Finding the Fourth Proportional to 77,614,008, 116,501,761.80 and 57,166,815.84

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Solution

The fourth proportional to 77,614,008, 116,501,761.80 and 57,166,815.84 is: 85,809,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,614,008 : 116,501,761.80 = 57,166,815.84 : x
  2. Step 2: Convert to fraction form
    77,614,008/116,501,761.80 = 57,166,815.84/x
  3. Step 3: Cross multiply
    77,614,008x = 116,501,761.80 × 57,166,815.84
  4. Step 4: Simplify right side
    77,614,008x = 6,660,034,761,856,147
  5. Step 5: Solve for x
    x = 6,660,034,761,856,147/77,614,008
  6. Step 6: Final answer
    x = 85,809,700.25

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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.