Home / 542,999,233.40-814,498,850.10-197,964,116.60

Finding the Fourth Proportional to 542,999,233.40, 814,498,850.10 and 197,964,116.60

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Solution

The fourth proportional to 542,999,233.40, 814,498,850.10 and 197,964,116.60 is: 296,946,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,999,233.40 : 814,498,850.10 = 197,964,116.60 : x
  2. Step 2: Convert to fraction form
    542,999,233.40/814,498,850.10 = 197,964,116.60/x
  3. Step 3: Cross multiply
    542,999,233.40x = 814,498,850.10 × 197,964,116.60
  4. Step 4: Simplify right side
    542,999,233.40x = 161,241,545,331,762,336
  5. Step 5: Solve for x
    x = 161,241,545,331,762,336/542,999,233.40
  6. Step 6: Final answer
    x = 296,946,174.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.