Home / 557,850,520.42-836,517,205.04-208,002,654

Finding the Fourth Proportional to 557,850,520.42, 836,517,205.04 and 208,002,654

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Solution

The fourth proportional to 557,850,520.42, 836,517,205.04 and 208,002,654 is: 311,907,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,850,520.42 : 836,517,205.04 = 208,002,654 : x
  2. Step 2: Convert to fraction form
    557,850,520.42/836,517,205.04 = 208,002,654/x
  3. Step 3: Cross multiply
    557,850,520.42x = 836,517,205.04 × 208,002,654
  4. Step 4: Simplify right side
    557,850,520.42x = 173,997,798,764,815,776
  5. Step 5: Solve for x
    x = 173,997,798,764,815,776/557,850,520.42
  6. Step 6: Final answer
    x = 311,907,567.34

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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.