Home / 76,078,462.89-104,934,155.91-69,819,202.84

Finding the Fourth Proportional to 76,078,462.89, 104,934,155.91 and 69,819,202.84

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Solution

The fourth proportional to 76,078,462.89, 104,934,155.91 and 69,819,202.84 is: 96,300,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,078,462.89 : 104,934,155.91 = 69,819,202.84 : x
  2. Step 2: Convert to fraction form
    76,078,462.89/104,934,155.91 = 69,819,202.84/x
  3. Step 3: Cross multiply
    76,078,462.89x = 104,934,155.91 × 69,819,202.84
  4. Step 4: Simplify right side
    76,078,462.89x = 7,326,419,116,324,475
  5. Step 5: Solve for x
    x = 7,326,419,116,324,475/76,078,462.89
  6. Step 6: Final answer
    x = 96,300,829.93

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