Home / 293,144,495.70-440,150,644.35-164,010,018.90

Finding the Fourth Proportional to 293,144,495.70, 440,150,644.35 and 164,010,018.90

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Solution

The fourth proportional to 293,144,495.70, 440,150,644.35 and 164,010,018.90 is: 246,257,789.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,144,495.70 : 440,150,644.35 = 164,010,018.90 : x
  2. Step 2: Convert to fraction form
    293,144,495.70/440,150,644.35 = 164,010,018.90/x
  3. Step 3: Cross multiply
    293,144,495.70x = 440,150,644.35 × 164,010,018.90
  4. Step 4: Simplify right side
    293,144,495.70x = 72,189,115,498,690,688
  5. Step 5: Solve for x
    x = 72,189,115,498,690,688/293,144,495.70
  6. Step 6: Final answer
    x = 246,257,789.44

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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.