Home / 331,954,735.40-497,932,103.10-168,696,060.20

Finding the Fourth Proportional to 331,954,735.40, 497,932,103.10 and 168,696,060.20

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Solution

The fourth proportional to 331,954,735.40, 497,932,103.10 and 168,696,060.20 is: 253,044,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,954,735.40 : 497,932,103.10 = 168,696,060.20 : x
  2. Step 2: Convert to fraction form
    331,954,735.40/497,932,103.10 = 168,696,060.20/x
  3. Step 3: Cross multiply
    331,954,735.40x = 497,932,103.10 × 168,696,060.20
  4. Step 4: Simplify right side
    331,954,735.40x = 83,999,184,040,070,208
  5. Step 5: Solve for x
    x = 83,999,184,040,070,208/331,954,735.40
  6. Step 6: Final answer
    x = 253,044,090.30

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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.