Home / 262,046,334.40-361,611,319.84-142,961,836.48

Finding the Fourth Proportional to 262,046,334.40, 361,611,319.84 and 142,961,836.48

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Solution

The fourth proportional to 262,046,334.40, 361,611,319.84 and 142,961,836.48 is: 197,280,448.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,046,334.40 : 361,611,319.84 = 142,961,836.48 : x
  2. Step 2: Convert to fraction form
    262,046,334.40/361,611,319.84 = 142,961,836.48/x
  3. Step 3: Cross multiply
    262,046,334.40x = 361,611,319.84 × 142,961,836.48
  4. Step 4: Simplify right side
    262,046,334.40x = 51,696,618,376,283,056
  5. Step 5: Solve for x
    x = 51,696,618,376,283,056/262,046,334.40
  6. Step 6: Final answer
    x = 197,280,448.49

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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.