Home / 259,939,287,002.70-389,908,930,504.06-259,939,287,002.70

Finding the Fourth Proportional to 259,939,287,002.70, 389,908,930,504.06 and 259,939,287,002.70

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Solution

The fourth proportional to 259,939,287,002.70, 389,908,930,504.06 and 259,939,287,002.70 is: 389,908,930,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,939,287,002.70 : 389,908,930,504.06 = 259,939,287,002.70 : x
  2. Step 2: Convert to fraction form
    259,939,287,002.70/389,908,930,504.06 = 259,939,287,002.70/x
  3. Step 3: Cross multiply
    259,939,287,002.70x = 389,908,930,504.06 × 259,939,287,002.70
  4. Step 4: Simplify right side
    259,939,287,002.70x = 101,352,649,391,210,672,160,768
  5. Step 5: Solve for x
    x = 101,352,649,391,210,672,160,768/259,939,287,002.70
  6. Step 6: Final answer
    x = 389,908,930,504.06

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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.