Home / 172,522,880.40-258,737,185.54-61,837,920.01

Finding the Fourth Proportional to 172,522,880.40, 258,737,185.54 and 61,837,920.01

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Solution

The fourth proportional to 172,522,880.40, 258,737,185.54 and 61,837,920.01 is: 92,739,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,522,880.40 : 258,737,185.54 = 61,837,920.01 : x
  2. Step 2: Convert to fraction form
    172,522,880.40/258,737,185.54 = 61,837,920.01/x
  3. Step 3: Cross multiply
    172,522,880.40x = 258,737,185.54 × 61,837,920.01
  4. Step 4: Simplify right side
    172,522,880.40x = 15,999,769,383,435,766
  5. Step 5: Solve for x
    x = 15,999,769,383,435,766/172,522,880.40
  6. Step 6: Final answer
    x = 92,739,985.25

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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.