Home / 205,467,019.92-283,544,866.44-111,380,875.92

Finding the Fourth Proportional to 205,467,019.92, 283,544,866.44 and 111,380,875.92

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Solution

The fourth proportional to 205,467,019.92, 283,544,866.44 and 111,380,875.92 is: 153,705,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,467,019.92 : 283,544,866.44 = 111,380,875.92 : x
  2. Step 2: Convert to fraction form
    205,467,019.92/283,544,866.44 = 111,380,875.92/x
  3. Step 3: Cross multiply
    205,467,019.92x = 283,544,866.44 × 111,380,875.92
  4. Step 4: Simplify right side
    205,467,019.92x = 31,581,475,586,706,612
  5. Step 5: Solve for x
    x = 31,581,475,586,706,612/205,467,019.92
  6. Step 6: Final answer
    x = 153,705,814.19

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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.