Home / 81,145,282.68-111,983,198.22-44,475,947.64

Finding the Fourth Proportional to 81,145,282.68, 111,983,198.22 and 44,475,947.64

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Solution

The fourth proportional to 81,145,282.68, 111,983,198.22 and 44,475,947.64 is: 61,378,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,145,282.68 : 111,983,198.22 = 44,475,947.64 : x
  2. Step 2: Convert to fraction form
    81,145,282.68/111,983,198.22 = 44,475,947.64/x
  3. Step 3: Cross multiply
    81,145,282.68x = 111,983,198.22 × 44,475,947.64
  4. Step 4: Simplify right side
    81,145,282.68x = 4,980,558,860,592,461
  5. Step 5: Solve for x
    x = 4,980,558,860,592,461/81,145,282.68
  6. Step 6: Final answer
    x = 61,378,292.07

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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.