Home / 173,863,072.80-260,496,010.80-91,860,487.20

Finding the Fourth Proportional to 173,863,072.80, 260,496,010.80 and 91,860,487.20

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Solution

The fourth proportional to 173,863,072.80, 260,496,010.80 and 91,860,487.20 is: 137,632,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863,072.80 : 260,496,010.80 = 91,860,487.20 : x
  2. Step 2: Convert to fraction form
    173,863,072.80/260,496,010.80 = 91,860,487.20/x
  3. Step 3: Cross multiply
    173,863,072.80x = 260,496,010.80 × 91,860,487.20
  4. Step 4: Simplify right side
    173,863,072.80x = 23,929,290,465,744,464
  5. Step 5: Solve for x
    x = 23,929,290,465,744,464/173,863,072.80
  6. Step 6: Final answer
    x = 137,632,966.45

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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.