Home / 73,296,002.80-109,944,004.20-69,936,770.80

Finding the Fourth Proportional to 73,296,002.80, 109,944,004.20 and 69,936,770.80

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Solution

The fourth proportional to 73,296,002.80, 109,944,004.20 and 69,936,770.80 is: 104,905,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,296,002.80 : 109,944,004.20 = 69,936,770.80 : x
  2. Step 2: Convert to fraction form
    73,296,002.80/109,944,004.20 = 69,936,770.80/x
  3. Step 3: Cross multiply
    73,296,002.80x = 109,944,004.20 × 69,936,770.80
  4. Step 4: Simplify right side
    73,296,002.80x = 7,689,128,622,569,637
  5. Step 5: Solve for x
    x = 7,689,128,622,569,637/73,296,002.80
  6. Step 6: Final answer
    x = 104,905,156.20

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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.