Home / 161,896,204.32-242,861,333.77-52,729,891.46

Finding the Fourth Proportional to 161,896,204.32, 242,861,333.77 and 52,729,891.46

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Solution

The fourth proportional to 161,896,204.32, 242,861,333.77 and 52,729,891.46 is: 79,100,383.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,896,204.32 : 242,861,333.77 = 52,729,891.46 : x
  2. Step 2: Convert to fraction form
    161,896,204.32/242,861,333.77 = 52,729,891.46/x
  3. Step 3: Cross multiply
    161,896,204.32x = 242,861,333.77 × 52,729,891.46
  4. Step 4: Simplify right side
    161,896,204.32x = 12,806,051,770,651,364
  5. Step 5: Solve for x
    x = 12,806,051,770,651,364/161,896,204.32
  6. Step 6: Final answer
    x = 79,100,383.02

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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.