Home / 186,801,519,489.60-280,202,279,234.40-86,072,192,349.60

Finding the Fourth Proportional to 186,801,519,489.60, 280,202,279,234.40 and 86,072,192,349.60

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Solution

The fourth proportional to 186,801,519,489.60, 280,202,279,234.40 and 86,072,192,349.60 is: 129,108,288,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,801,519,489.60 : 280,202,279,234.40 = 86,072,192,349.60 : x
  2. Step 2: Convert to fraction form
    186,801,519,489.60/280,202,279,234.40 = 86,072,192,349.60/x
  3. Step 3: Cross multiply
    186,801,519,489.60x = 280,202,279,234.40 × 86,072,192,349.60
  4. Step 4: Simplify right side
    186,801,519,489.60x = 24,117,624,475,059,608,354,816
  5. Step 5: Solve for x
    x = 24,117,624,475,059,608,354,816/186,801,519,489.60
  6. Step 6: Final answer
    x = 129,108,288,524.40

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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.