Home / 373,455,272.20-559,804,994.70-220,022,350.60

Finding the Fourth Proportional to 373,455,272.20, 559,804,994.70 and 220,022,350.60

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Solution

The fourth proportional to 373,455,272.20, 559,804,994.70 and 220,022,350.60 is: 329,810,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,455,272.20 : 559,804,994.70 = 220,022,350.60 : x
  2. Step 2: Convert to fraction form
    373,455,272.20/559,804,994.70 = 220,022,350.60/x
  3. Step 3: Cross multiply
    373,455,272.20x = 559,804,994.70 × 220,022,350.60
  4. Step 4: Simplify right side
    373,455,272.20x = 123,169,610,811,514,544
  5. Step 5: Solve for x
    x = 123,169,610,811,514,544/373,455,272.20
  6. Step 6: Final answer
    x = 329,810,876.91

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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.