Home / 148,206,285.95-204,525,875.48-82,127,887.97

Finding the Fourth Proportional to 148,206,285.95, 204,525,875.48 and 82,127,887.97

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Solution

The fourth proportional to 148,206,285.95, 204,525,875.48 and 82,127,887.97 is: 113,337,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,206,285.95 : 204,525,875.48 = 82,127,887.97 : x
  2. Step 2: Convert to fraction form
    148,206,285.95/204,525,875.48 = 82,127,887.97/x
  3. Step 3: Cross multiply
    148,206,285.95x = 204,525,875.48 × 82,127,887.97
  4. Step 4: Simplify right side
    148,206,285.95x = 16,797,278,186,954,342
  5. Step 5: Solve for x
    x = 16,797,278,186,954,342/148,206,285.95
  6. Step 6: Final answer
    x = 113,337,150.85

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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.