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Finding the Fourth Proportional to 44,039,859.86, 66,059,789.80 and 44,039,859.86

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Solution

The fourth proportional to 44,039,859.86, 66,059,789.80 and 44,039,859.86 is: 66,059,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,039,859.86 : 66,059,789.80 = 44,039,859.86 : x
  2. Step 2: Convert to fraction form
    44,039,859.86/66,059,789.80 = 44,039,859.86/x
  3. Step 3: Cross multiply
    44,039,859.86x = 66,059,789.80 × 44,039,859.86
  4. Step 4: Simplify right side
    44,039,859.86x = 2,909,263,885,173,057.50
  5. Step 5: Solve for x
    x = 2,909,263,885,173,057.50/44,039,859.86
  6. Step 6: Final answer
    x = 66,059,789.80

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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.