Home / 356,157,090.10-534,235,635.15-220,108,194.10

Finding the Fourth Proportional to 356,157,090.10, 534,235,635.15 and 220,108,194.10

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Solution

The fourth proportional to 356,157,090.10, 534,235,635.15 and 220,108,194.10 is: 330,162,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,157,090.10 : 534,235,635.15 = 220,108,194.10 : x
  2. Step 2: Convert to fraction form
    356,157,090.10/534,235,635.15 = 220,108,194.10/x
  3. Step 3: Cross multiply
    356,157,090.10x = 534,235,635.15 × 220,108,194.10
  4. Step 4: Simplify right side
    356,157,090.10x = 117,589,640,876,732,976
  5. Step 5: Solve for x
    x = 117,589,640,876,732,976/356,157,090.10
  6. Step 6: Final answer
    x = 330,162,291.15

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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.