Home / 118,432,180.80-177,648,271.20-67,413,844.80

Finding the Fourth Proportional to 118,432,180.80, 177,648,271.20 and 67,413,844.80

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Solution

The fourth proportional to 118,432,180.80, 177,648,271.20 and 67,413,844.80 is: 101,120,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,432,180.80 : 177,648,271.20 = 67,413,844.80 : x
  2. Step 2: Convert to fraction form
    118,432,180.80/177,648,271.20 = 67,413,844.80/x
  3. Step 3: Cross multiply
    118,432,180.80x = 177,648,271.20 × 67,413,844.80
  4. Step 4: Simplify right side
    118,432,180.80x = 11,975,952,983,665,108
  5. Step 5: Solve for x
    x = 11,975,952,983,665,108/118,432,180.80
  6. Step 6: Final answer
    x = 101,120,767.20

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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.