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Finding the Fourth Proportional to 560,505,398.50, 773,520,948.99 and 322,350,768.98

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Solution

The fourth proportional to 560,505,398.50, 773,520,948.99 and 322,350,768.98 is: 444,857,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,505,398.50 : 773,520,948.99 = 322,350,768.98 : x
  2. Step 2: Convert to fraction form
    560,505,398.50/773,520,948.99 = 322,350,768.98/x
  3. Step 3: Cross multiply
    560,505,398.50x = 773,520,948.99 × 322,350,768.98
  4. Step 4: Simplify right side
    560,505,398.50x = 249,345,072,729,065,888
  5. Step 5: Solve for x
    x = 249,345,072,729,065,888/560,505,398.50
  6. Step 6: Final answer
    x = 444,857,575.67

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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.