Home / 338,889,031.20-508,333,546.80-235,576,900.80

Finding the Fourth Proportional to 338,889,031.20, 508,333,546.80 and 235,576,900.80

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Solution

The fourth proportional to 338,889,031.20, 508,333,546.80 and 235,576,900.80 is: 353,365,351.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,889,031.20 : 508,333,546.80 = 235,576,900.80 : x
  2. Step 2: Convert to fraction form
    338,889,031.20/508,333,546.80 = 235,576,900.80/x
  3. Step 3: Cross multiply
    338,889,031.20x = 508,333,546.80 × 235,576,900.80
  4. Step 4: Simplify right side
    338,889,031.20x = 119,751,641,527,815,760
  5. Step 5: Solve for x
    x = 119,751,641,527,815,760/338,889,031.20
  6. Step 6: Final answer
    x = 353,365,351.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.