Home / 206,702,433.30-310,053,649.95-133,523,007.60

Finding the Fourth Proportional to 206,702,433.30, 310,053,649.95 and 133,523,007.60

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Solution

The fourth proportional to 206,702,433.30, 310,053,649.95 and 133,523,007.60 is: 200,284,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,702,433.30 : 310,053,649.95 = 133,523,007.60 : x
  2. Step 2: Convert to fraction form
    206,702,433.30/310,053,649.95 = 133,523,007.60/x
  3. Step 3: Cross multiply
    206,702,433.30x = 310,053,649.95 × 133,523,007.60
  4. Step 4: Simplify right side
    206,702,433.30x = 41,399,295,858,681,584
  5. Step 5: Solve for x
    x = 41,399,295,858,681,584/206,702,433.30
  6. Step 6: Final answer
    x = 200,284,511.40

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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.