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Finding the Fourth Proportional to 73,797,381.83, 110,600,055.99 and 30,027,130.91

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Solution

The fourth proportional to 73,797,381.83, 110,600,055.99 and 30,027,130.91 is: 45,001,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,797,381.83 : 110,600,055.99 = 30,027,130.91 : x
  2. Step 2: Convert to fraction form
    73,797,381.83/110,600,055.99 = 30,027,130.91/x
  3. Step 3: Cross multiply
    73,797,381.83x = 110,600,055.99 × 30,027,130.91
  4. Step 4: Simplify right side
    73,797,381.83x = 3,321,002,359,312,059.50
  5. Step 5: Solve for x
    x = 3,321,002,359,312,059.50/73,797,381.83
  6. Step 6: Final answer
    x = 45,001,628.47

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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.