Home / 148,695,905.27-205,205,887.19-89,166,893.28

Finding the Fourth Proportional to 148,695,905.27, 205,205,887.19 and 89,166,893.28

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Solution

The fourth proportional to 148,695,905.27, 205,205,887.19 and 89,166,893.28 is: 123,053,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,695,905.27 : 205,205,887.19 = 89,166,893.28 : x
  2. Step 2: Convert to fraction form
    148,695,905.27/205,205,887.19 = 89,166,893.28/x
  3. Step 3: Cross multiply
    148,695,905.27x = 205,205,887.19 × 89,166,893.28
  4. Step 4: Simplify right side
    148,695,905.27x = 18,297,571,443,498,448
  5. Step 5: Solve for x
    x = 18,297,571,443,498,448/148,695,905.27
  6. Step 6: Final answer
    x = 123,053,633.59

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Why These Related Problems?

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