Home / 80,944,784.46-111,710,237.54-51,589,295.82

Finding the Fourth Proportional to 80,944,784.46, 111,710,237.54 and 51,589,295.82

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Solution

The fourth proportional to 80,944,784.46, 111,710,237.54 and 51,589,295.82 is: 71,197,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,944,784.46 : 111,710,237.54 = 51,589,295.82 : x
  2. Step 2: Convert to fraction form
    80,944,784.46/111,710,237.54 = 51,589,295.82/x
  3. Step 3: Cross multiply
    80,944,784.46x = 111,710,237.54 × 51,589,295.82
  4. Step 4: Simplify right side
    80,944,784.46x = 5,763,052,490,315,582
  5. Step 5: Solve for x
    x = 5,763,052,490,315,582/80,944,784.46
  6. Step 6: Final answer
    x = 71,197,329.50

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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.