Home / 171,072,093.40-256,608,140.10-75,520,605.40

Finding the Fourth Proportional to 171,072,093.40, 256,608,140.10 and 75,520,605.40

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Solution

The fourth proportional to 171,072,093.40, 256,608,140.10 and 75,520,605.40 is: 113,280,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,093.40 : 256,608,140.10 = 75,520,605.40 : x
  2. Step 2: Convert to fraction form
    171,072,093.40/256,608,140.10 = 75,520,605.40/x
  3. Step 3: Cross multiply
    171,072,093.40x = 256,608,140.10 × 75,520,605.40
  4. Step 4: Simplify right side
    171,072,093.40x = 19,379,202,090,920,016
  5. Step 5: Solve for x
    x = 19,379,202,090,920,016/171,072,093.40
  6. Step 6: Final answer
    x = 113,280,908.10

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1.5x scale

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.