Home / 151,207,228.20-226,661,543.10-74,467,439.40

Finding the Fourth Proportional to 151,207,228.20, 226,661,543.10 and 74,467,439.40

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Solution

The fourth proportional to 151,207,228.20, 226,661,543.10 and 74,467,439.40 is: 111,627,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,207,228.20 : 226,661,543.10 = 74,467,439.40 : x
  2. Step 2: Convert to fraction form
    151,207,228.20/226,661,543.10 = 74,467,439.40/x
  3. Step 3: Cross multiply
    151,207,228.20x = 226,661,543.10 × 74,467,439.40
  4. Step 4: Simplify right side
    151,207,228.20x = 16,878,904,725,109,740
  5. Step 5: Solve for x
    x = 16,878,904,725,109,740/151,207,228.20
  6. Step 6: Final answer
    x = 111,627,631.34

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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.