Home / 551,063,591.42-760,467,797.73-303,544,945.67

Finding the Fourth Proportional to 551,063,591.42, 760,467,797.73 and 303,544,945.67

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Solution

The fourth proportional to 551,063,591.42, 760,467,797.73 and 303,544,945.67 is: 418,892,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,063,591.42 : 760,467,797.73 = 303,544,945.67 : x
  2. Step 2: Convert to fraction form
    551,063,591.42/760,467,797.73 = 303,544,945.67/x
  3. Step 3: Cross multiply
    551,063,591.42x = 760,467,797.73 × 303,544,945.67
  4. Step 4: Simplify right side
    551,063,591.42x = 230,836,156,341,935,072
  5. Step 5: Solve for x
    x = 230,836,156,341,935,072/551,063,591.42
  6. Step 6: Final answer
    x = 418,892,047.92

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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.