Home / 206,702,434.30-310,053,651.45-133,523,008.60

Finding the Fourth Proportional to 206,702,434.30, 310,053,651.45 and 133,523,008.60

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Solution

The fourth proportional to 206,702,434.30, 310,053,651.45 and 133,523,008.60 is: 200,284,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,702,434.30 : 310,053,651.45 = 133,523,008.60 : x
  2. Step 2: Convert to fraction form
    206,702,434.30/310,053,651.45 = 133,523,008.60/x
  3. Step 3: Cross multiply
    206,702,434.30x = 310,053,651.45 × 133,523,008.60
  4. Step 4: Simplify right side
    206,702,434.30x = 41,399,296,369,019,752
  5. Step 5: Solve for x
    x = 41,399,296,369,019,752/206,702,434.30
  6. Step 6: Final answer
    x = 200,284,512.90

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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.