Home / 118,252,338.87-162,002,993.40-113,831,200.83

Finding the Fourth Proportional to 118,252,338.87, 162,002,993.40 and 113,831,200.83

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Solution

The fourth proportional to 118,252,338.87, 162,002,993.40 and 113,831,200.83 is: 155,946,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,252,338.87 : 162,002,993.40 = 113,831,200.83 : x
  2. Step 2: Convert to fraction form
    118,252,338.87/162,002,993.40 = 113,831,200.83/x
  3. Step 3: Cross multiply
    118,252,338.87x = 162,002,993.40 × 113,831,200.83
  4. Step 4: Simplify right side
    118,252,338.87x = 18,440,995,276,776,564
  5. Step 5: Solve for x
    x = 18,440,995,276,776,564/118,252,338.87
  6. Step 6: Final answer
    x = 155,946,135.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.