Home / 202,095,185.70-303,142,778.55-181,687,851.30

Finding the Fourth Proportional to 202,095,185.70, 303,142,778.55 and 181,687,851.30

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Solution

The fourth proportional to 202,095,185.70, 303,142,778.55 and 181,687,851.30 is: 272,531,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,095,185.70 : 303,142,778.55 = 181,687,851.30 : x
  2. Step 2: Convert to fraction form
    202,095,185.70/303,142,778.55 = 181,687,851.30/x
  3. Step 3: Cross multiply
    202,095,185.70x = 303,142,778.55 × 181,687,851.30
  4. Step 4: Simplify right side
    202,095,185.70x = 55,077,360,071,861,232
  5. Step 5: Solve for x
    x = 55,077,360,071,861,232/202,095,185.70
  6. Step 6: Final answer
    x = 272,531,776.95

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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.