Home / 77,614,014-116,501,770.80-57,166,821.84

Finding the Fourth Proportional to 77,614,014, 116,501,770.80 and 57,166,821.84

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Solution

The fourth proportional to 77,614,014, 116,501,770.80 and 57,166,821.84 is: 85,809,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,614,014 : 116,501,770.80 = 57,166,821.84 : x
  2. Step 2: Convert to fraction form
    77,614,014/116,501,770.80 = 57,166,821.84/x
  3. Step 3: Cross multiply
    77,614,014x = 116,501,770.80 × 57,166,821.84
  4. Step 4: Simplify right side
    77,614,014x = 6,660,035,975,368,115
  5. Step 5: Solve for x
    x = 6,660,035,975,368,115/77,614,014
  6. Step 6: Final answer
    x = 85,809,709.25

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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.