Home / 95,231,999.80-142,847,999.70-49,807,718.20

Finding the Fourth Proportional to 95,231,999.80, 142,847,999.70 and 49,807,718.20

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Solution

The fourth proportional to 95,231,999.80, 142,847,999.70 and 49,807,718.20 is: 74,711,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,231,999.80 : 142,847,999.70 = 49,807,718.20 : x
  2. Step 2: Convert to fraction form
    95,231,999.80/142,847,999.70 = 49,807,718.20/x
  3. Step 3: Cross multiply
    95,231,999.80x = 142,847,999.70 × 49,807,718.20
  4. Step 4: Simplify right side
    95,231,999.80x = 7,114,932,914,491,284
  5. Step 5: Solve for x
    x = 7,114,932,914,491,284/95,231,999.80
  6. Step 6: Final answer
    x = 74,711,577.30

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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.