Home / 283,230,705.50-388,027,450.86-272,615,282.69

Finding the Fourth Proportional to 283,230,705.50, 388,027,450.86 and 272,615,282.69

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Solution

The fourth proportional to 283,230,705.50, 388,027,450.86 and 272,615,282.69 is: 373,484,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,230,705.50 : 388,027,450.86 = 272,615,282.69 : x
  2. Step 2: Convert to fraction form
    283,230,705.50/388,027,450.86 = 272,615,282.69/x
  3. Step 3: Cross multiply
    283,230,705.50x = 388,027,450.86 × 272,615,282.69
  4. Step 4: Simplify right side
    283,230,705.50x = 105,782,213,205,738,848
  5. Step 5: Solve for x
    x = 105,782,213,205,738,848/283,230,705.50
  6. Step 6: Final answer
    x = 373,484,269.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.