Home / 547,451,604-755,297,211.58-312,333,357.60

Finding the Fourth Proportional to 547,451,604, 755,297,211.58 and 312,333,357.60

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Solution

The fourth proportional to 547,451,604, 755,297,211.58 and 312,333,357.60 is: 430,913,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,451,604 : 755,297,211.58 = 312,333,357.60 : x
  2. Step 2: Convert to fraction form
    547,451,604/755,297,211.58 = 312,333,357.60/x
  3. Step 3: Cross multiply
    547,451,604x = 755,297,211.58 × 312,333,357.60
  4. Step 4: Simplify right side
    547,451,604x = 235,904,514,078,699,040
  5. Step 5: Solve for x
    x = 235,904,514,078,699,040/547,451,604
  6. Step 6: Final answer
    x = 430,913,915.23

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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.