Home / 547,451,599-755,297,204.68-312,333,352.60

Finding the Fourth Proportional to 547,451,599, 755,297,204.68 and 312,333,352.60

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Solution

The fourth proportional to 547,451,599, 755,297,204.68 and 312,333,352.60 is: 430,913,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,451,599 : 755,297,204.68 = 312,333,352.60 : x
  2. Step 2: Convert to fraction form
    547,451,599/755,297,204.68 = 312,333,352.60/x
  3. Step 3: Cross multiply
    547,451,599x = 755,297,204.68 × 312,333,352.60
  4. Step 4: Simplify right side
    547,451,599x = 235,904,508,147,112,800
  5. Step 5: Solve for x
    x = 235,904,508,147,112,800/547,451,599
  6. Step 6: Final answer
    x = 430,913,908.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.