Home / 101,296,319.92-139,789,045.02-54,886,537.24

Finding the Fourth Proportional to 101,296,319.92, 139,789,045.02 and 54,886,537.24

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Solution

The fourth proportional to 101,296,319.92, 139,789,045.02 and 54,886,537.24 is: 75,743,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,296,319.92 : 139,789,045.02 = 54,886,537.24 : x
  2. Step 2: Convert to fraction form
    101,296,319.92/139,789,045.02 = 54,886,537.24/x
  3. Step 3: Cross multiply
    101,296,319.92x = 139,789,045.02 × 54,886,537.24
  4. Step 4: Simplify right side
    101,296,319.92x = 7,672,536,625,234,267
  5. Step 5: Solve for x
    x = 7,672,536,625,234,267/101,296,319.92
  6. Step 6: Final answer
    x = 75,743,488.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.