Home / 320,032,068.20-480,048,102.30-314,930,234.60

Finding the Fourth Proportional to 320,032,068.20, 480,048,102.30 and 314,930,234.60

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Solution

The fourth proportional to 320,032,068.20, 480,048,102.30 and 314,930,234.60 is: 472,395,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,032,068.20 : 480,048,102.30 = 314,930,234.60 : x
  2. Step 2: Convert to fraction form
    320,032,068.20/480,048,102.30 = 314,930,234.60/x
  3. Step 3: Cross multiply
    320,032,068.20x = 480,048,102.30 × 314,930,234.60
  4. Step 4: Simplify right side
    320,032,068.20x = 151,181,661,476,623,808
  5. Step 5: Solve for x
    x = 151,181,661,476,623,808/320,032,068.20
  6. Step 6: Final answer
    x = 472,395,351.90

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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.