Home / 67,920,078.70-101,890,837.70-29,058,782.54

Finding the Fourth Proportional to 67,920,078.70, 101,890,837.70 and 29,058,782.54

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Solution

The fourth proportional to 67,920,078.70, 101,890,837.70 and 29,058,782.54 is: 43,592,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,920,078.70 : 101,890,837.70 = 29,058,782.54 : x
  2. Step 2: Convert to fraction form
    67,920,078.70/101,890,837.70 = 29,058,782.54/x
  3. Step 3: Cross multiply
    67,920,078.70x = 101,890,837.70 × 29,058,782.54
  4. Step 4: Simplify right side
    67,920,078.70x = 2,960,823,695,542,734
  5. Step 5: Solve for x
    x = 2,960,823,695,542,734/67,920,078.70
  6. Step 6: Final answer
    x = 43,592,760.08

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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.