Home / 186,876,207.90-280,314,311.85-110,285,718.30

Finding the Fourth Proportional to 186,876,207.90, 280,314,311.85 and 110,285,718.30

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Solution

The fourth proportional to 186,876,207.90, 280,314,311.85 and 110,285,718.30 is: 165,428,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,876,207.90 : 280,314,311.85 = 110,285,718.30 : x
  2. Step 2: Convert to fraction form
    186,876,207.90/280,314,311.85 = 110,285,718.30/x
  3. Step 3: Cross multiply
    186,876,207.90x = 280,314,311.85 × 110,285,718.30
  4. Step 4: Simplify right side
    186,876,207.90x = 30,914,665,232,147,452
  5. Step 5: Solve for x
    x = 30,914,665,232,147,452/186,876,207.90
  6. Step 6: Final answer
    x = 165,428,577.45

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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.