Home / 503,904,902.40-755,743,921.20-180,788,774.40

Finding the Fourth Proportional to 503,904,902.40, 755,743,921.20 and 180,788,774.40

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Solution

The fourth proportional to 503,904,902.40, 755,743,921.20 and 180,788,774.40 is: 271,142,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,904,902.40 : 755,743,921.20 = 180,788,774.40 : x
  2. Step 2: Convert to fraction form
    503,904,902.40/755,743,921.20 = 180,788,774.40/x
  3. Step 3: Cross multiply
    503,904,902.40x = 755,743,921.20 × 180,788,774.40
  4. Step 4: Simplify right side
    503,904,902.40x = 136,630,017,273,998,192
  5. Step 5: Solve for x
    x = 136,630,017,273,998,192/503,904,902.40
  6. Step 6: Final answer
    x = 271,142,464.82

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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.