Home / 199,686,737.76-275,595,073.20-114,912,114.48

Finding the Fourth Proportional to 199,686,737.76, 275,595,073.20 and 114,912,114.48

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Solution

The fourth proportional to 199,686,737.76, 275,595,073.20 and 114,912,114.48 is: 158,594,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,686,737.76 : 275,595,073.20 = 114,912,114.48 : x
  2. Step 2: Convert to fraction form
    199,686,737.76/275,595,073.20 = 114,912,114.48/x
  3. Step 3: Cross multiply
    199,686,737.76x = 275,595,073.20 × 114,912,114.48
  4. Step 4: Simplify right side
    199,686,737.76x = 31,669,212,601,682,380
  5. Step 5: Solve for x
    x = 31,669,212,601,682,380/199,686,737.76
  6. Step 6: Final answer
    x = 158,594,471.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.