Home / 371,824,772.40-557,737,158.60-331,010,103.60

Finding the Fourth Proportional to 371,824,772.40, 557,737,158.60 and 331,010,103.60

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Solution

The fourth proportional to 371,824,772.40, 557,737,158.60 and 331,010,103.60 is: 496,515,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,824,772.40 : 557,737,158.60 = 331,010,103.60 : x
  2. Step 2: Convert to fraction form
    371,824,772.40/557,737,158.60 = 331,010,103.60/x
  3. Step 3: Cross multiply
    371,824,772.40x = 557,737,158.60 × 331,010,103.60
  4. Step 4: Simplify right side
    371,824,772.40x = 184,616,634,649,755,648
  5. Step 5: Solve for x
    x = 184,616,634,649,755,648/371,824,772.40
  6. Step 6: Final answer
    x = 496,515,155.40

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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.