Home / 551,063,593.42-760,467,800.50-303,544,947.66

Finding the Fourth Proportional to 551,063,593.42, 760,467,800.50 and 303,544,947.66

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Solution

The fourth proportional to 551,063,593.42, 760,467,800.50 and 303,544,947.66 is: 418,892,050.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,063,593.42 : 760,467,800.50 = 303,544,947.66 : x
  2. Step 2: Convert to fraction form
    551,063,593.42/760,467,800.50 = 303,544,947.66/x
  3. Step 3: Cross multiply
    551,063,593.42x = 760,467,800.50 × 303,544,947.66
  4. Step 4: Simplify right side
    551,063,593.42x = 230,836,158,699,887,840
  5. Step 5: Solve for x
    x = 230,836,158,699,887,840/551,063,593.42
  6. Step 6: Final answer
    x = 418,892,050.67

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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.