Home / 118,410,076.20-177,640,467.12-35,418,347.04

Finding the Fourth Proportional to 118,410,076.20, 177,640,467.12 and 35,418,347.04

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Solution

The fourth proportional to 118,410,076.20, 177,640,467.12 and 35,418,347.04 is: 53,135,103.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,410,076.20 : 177,640,467.12 = 35,418,347.04 : x
  2. Step 2: Convert to fraction form
    118,410,076.20/177,640,467.12 = 35,418,347.04/x
  3. Step 3: Cross multiply
    118,410,076.20x = 177,640,467.12 × 35,418,347.04
  4. Step 4: Simplify right side
    118,410,076.20x = 6,291,731,712,803,869
  5. Step 5: Solve for x
    x = 6,291,731,712,803,869/118,410,076.20
  6. Step 6: Final answer
    x = 53,135,103.99

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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.