Home / 222,422,192.72-333,688,859.81-156,971,125.66

Finding the Fourth Proportional to 222,422,192.72, 333,688,859.81 and 156,971,125.66

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Solution

The fourth proportional to 222,422,192.72, 333,688,859.81 and 156,971,125.66 is: 235,495,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,422,192.72 : 333,688,859.81 = 156,971,125.66 : x
  2. Step 2: Convert to fraction form
    222,422,192.72/333,688,859.81 = 156,971,125.66/x
  3. Step 3: Cross multiply
    222,422,192.72x = 333,688,859.81 × 156,971,125.66
  4. Step 4: Simplify right side
    222,422,192.72x = 52,379,515,944,577,632
  5. Step 5: Solve for x
    x = 52,379,515,944,577,632/222,422,192.72
  6. Step 6: Final answer
    x = 235,495,906.70

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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.