Home / 119,640,843.72-179,461,267.02-28,764,433.08

Finding the Fourth Proportional to 119,640,843.72, 179,461,267.02 and 28,764,433.08

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Solution

The fourth proportional to 119,640,843.72, 179,461,267.02 and 28,764,433.08 is: 43,146,649.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,640,843.72 : 179,461,267.02 = 28,764,433.08 : x
  2. Step 2: Convert to fraction form
    119,640,843.72/179,461,267.02 = 28,764,433.08/x
  3. Step 3: Cross multiply
    119,640,843.72x = 179,461,267.02 × 28,764,433.08
  4. Step 4: Simplify right side
    119,640,843.72x = 5,162,101,605,648,801
  5. Step 5: Solve for x
    x = 5,162,101,605,648,801/119,640,843.72
  6. Step 6: Final answer
    x = 43,146,649.97

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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.