Home / 240,629,143.84-332,068,639.44-130,620,931.36

Finding the Fourth Proportional to 240,629,143.84, 332,068,639.44 and 130,620,931.36

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Solution

The fourth proportional to 240,629,143.84, 332,068,639.44 and 130,620,931.36 is: 180,257,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,629,143.84 : 332,068,639.44 = 130,620,931.36 : x
  2. Step 2: Convert to fraction form
    240,629,143.84/332,068,639.44 = 130,620,931.36/x
  3. Step 3: Cross multiply
    240,629,143.84x = 332,068,639.44 × 130,620,931.36
  4. Step 4: Simplify right side
    240,629,143.84x = 43,375,114,959,100,832
  5. Step 5: Solve for x
    x = 43,375,114,959,100,832/240,629,143.84
  6. Step 6: Final answer
    x = 180,257,113.78

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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.