Home / 341,364,028.80-511,838,688.78-133,853,838.60

Finding the Fourth Proportional to 341,364,028.80, 511,838,688.78 and 133,853,838.60

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Solution

The fourth proportional to 341,364,028.80, 511,838,688.78 and 133,853,838.60 is: 200,699,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,364,028.80 : 511,838,688.78 = 133,853,838.60 : x
  2. Step 2: Convert to fraction form
    341,364,028.80/511,838,688.78 = 133,853,838.60/x
  3. Step 3: Cross multiply
    341,364,028.80x = 511,838,688.78 × 133,853,838.60
  4. Step 4: Simplify right side
    341,364,028.80x = 68,511,573,237,193,744
  5. Step 5: Solve for x
    x = 68,511,573,237,193,744/341,364,028.80
  6. Step 6: Final answer
    x = 200,699,451.19

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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.