Home / 101,927,898.52-152,911,831.79-40,505,608.64

Finding the Fourth Proportional to 101,927,898.52, 152,911,831.79 and 40,505,608.64

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Solution

The fourth proportional to 101,927,898.52, 152,911,831.79 and 40,505,608.64 is: 60,766,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,927,898.52 : 152,911,831.79 = 40,505,608.64 : x
  2. Step 2: Convert to fraction form
    101,927,898.52/152,911,831.79 = 40,505,608.64/x
  3. Step 3: Cross multiply
    101,927,898.52x = 152,911,831.79 × 40,505,608.64
  4. Step 4: Simplify right side
    101,927,898.52x = 6,193,786,815,394,794
  5. Step 5: Solve for x
    x = 6,193,786,815,394,794/101,927,898.52
  6. Step 6: Final answer
    x = 60,766,354.51

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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.