Home / 79,353,095.31-118,967,270.94-50,145,502.68

Finding the Fourth Proportional to 79,353,095.31, 118,967,270.94 and 50,145,502.68

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Solution

The fourth proportional to 79,353,095.31, 118,967,270.94 and 50,145,502.68 is: 75,178,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,353,095.31 : 118,967,270.94 = 50,145,502.68 : x
  2. Step 2: Convert to fraction form
    79,353,095.31/118,967,270.94 = 50,145,502.68/x
  3. Step 3: Cross multiply
    79,353,095.31x = 118,967,270.94 × 50,145,502.68
  4. Step 4: Simplify right side
    79,353,095.31x = 5,965,673,603,754,056
  5. Step 5: Solve for x
    x = 5,965,673,603,754,056/79,353,095.31
  6. Step 6: Final answer
    x = 75,178,839.34

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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.