Home / 448,380,098.10-672,570,147.15-325,936,091.70

Finding the Fourth Proportional to 448,380,098.10, 672,570,147.15 and 325,936,091.70

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Solution

The fourth proportional to 448,380,098.10, 672,570,147.15 and 325,936,091.70 is: 488,904,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,380,098.10 : 672,570,147.15 = 325,936,091.70 : x
  2. Step 2: Convert to fraction form
    448,380,098.10/672,570,147.15 = 325,936,091.70/x
  3. Step 3: Cross multiply
    448,380,098.10x = 672,570,147.15 × 325,936,091.70
  4. Step 4: Simplify right side
    448,380,098.10x = 219,214,885,156,164,864
  5. Step 5: Solve for x
    x = 219,214,885,156,164,864/448,380,098.10
  6. Step 6: Final answer
    x = 488,904,137.55

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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.