Home / 337,145,440.70-505,718,161.05-220,748,051.90

Finding the Fourth Proportional to 337,145,440.70, 505,718,161.05 and 220,748,051.90

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Solution

The fourth proportional to 337,145,440.70, 505,718,161.05 and 220,748,051.90 is: 331,122,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,145,440.70 : 505,718,161.05 = 220,748,051.90 : x
  2. Step 2: Convert to fraction form
    337,145,440.70/505,718,161.05 = 220,748,051.90/x
  3. Step 3: Cross multiply
    337,145,440.70x = 505,718,161.05 × 220,748,051.90
  4. Step 4: Simplify right side
    337,145,440.70x = 111,636,298,862,237,968
  5. Step 5: Solve for x
    x = 111,636,298,862,237,968/337,145,440.70
  6. Step 6: Final answer
    x = 331,122,077.85

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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.