Home / 133,993,975.20-201,179,919.60-82,975,639.20

Finding the Fourth Proportional to 133,993,975.20, 201,179,919.60 and 82,975,639.20

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Solution

The fourth proportional to 133,993,975.20, 201,179,919.60 and 82,975,639.20 is: 124,580,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,993,975.20 : 201,179,919.60 = 82,975,639.20 : x
  2. Step 2: Convert to fraction form
    133,993,975.20/201,179,919.60 = 82,975,639.20/x
  3. Step 3: Cross multiply
    133,993,975.20x = 201,179,919.60 × 82,975,639.20
  4. Step 4: Simplify right side
    133,993,975.20x = 16,693,032,423,014,608
  5. Step 5: Solve for x
    x = 16,693,032,423,014,608/133,993,975.20
  6. Step 6: Final answer
    x = 124,580,470.12

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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.