Home / 262,046,335.40-361,611,321.22-142,961,837.48

Finding the Fourth Proportional to 262,046,335.40, 361,611,321.22 and 142,961,837.48

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Solution

The fourth proportional to 262,046,335.40, 361,611,321.22 and 142,961,837.48 is: 197,280,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,046,335.40 : 361,611,321.22 = 142,961,837.48 : x
  2. Step 2: Convert to fraction form
    262,046,335.40/361,611,321.22 = 142,961,837.48/x
  3. Step 3: Cross multiply
    262,046,335.40x = 361,611,321.22 × 142,961,837.48
  4. Step 4: Simplify right side
    262,046,335.40x = 51,696,618,935,181,712
  5. Step 5: Solve for x
    x = 51,696,618,935,181,712/262,046,335.40
  6. Step 6: Final answer
    x = 197,280,449.87

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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.