Home / 114,480,665.60-171,720,998.40-68,564,163.20

Finding the Fourth Proportional to 114,480,665.60, 171,720,998.40 and 68,564,163.20

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Solution

The fourth proportional to 114,480,665.60, 171,720,998.40 and 68,564,163.20 is: 102,846,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,480,665.60 : 171,720,998.40 = 68,564,163.20 : x
  2. Step 2: Convert to fraction form
    114,480,665.60/171,720,998.40 = 68,564,163.20/x
  3. Step 3: Cross multiply
    114,480,665.60x = 171,720,998.40 × 68,564,163.20
  4. Step 4: Simplify right side
    114,480,665.60x = 11,773,906,559,164,540
  5. Step 5: Solve for x
    x = 11,773,906,559,164,540/114,480,665.60
  6. Step 6: Final answer
    x = 102,846,244.80

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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.