Home / 260,961,168.98-391,379,948.84-97,275,766.34

Finding the Fourth Proportional to 260,961,168.98, 391,379,948.84 and 97,275,766.34

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Solution

The fourth proportional to 260,961,168.98, 391,379,948.84 and 97,275,766.34 is: 145,890,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,961,168.98 : 391,379,948.84 = 97,275,766.34 : x
  2. Step 2: Convert to fraction form
    260,961,168.98/391,379,948.84 = 97,275,766.34/x
  3. Step 3: Cross multiply
    260,961,168.98x = 391,379,948.84 × 97,275,766.34
  4. Step 4: Simplify right side
    260,961,168.98x = 38,071,784,451,807,280
  5. Step 5: Solve for x
    x = 38,071,784,451,807,280/260,961,168.98
  6. Step 6: Final answer
    x = 145,890,611.24

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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.