Home / 1,107,156,675.60-1,659,601,272.60-646,857,910.80

Finding the Fourth Proportional to 1,107,156,675.60, 1,659,601,272.60 and 646,857,910.80

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Solution

The fourth proportional to 1,107,156,675.60, 1,659,601,272.60 and 646,857,910.80 is: 969,624,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,156,675.60 : 1,659,601,272.60 = 646,857,910.80 : x
  2. Step 2: Convert to fraction form
    1,107,156,675.60/1,659,601,272.60 = 646,857,910.80/x
  3. Step 3: Cross multiply
    1,107,156,675.60x = 1,659,601,272.60 × 646,857,910.80
  4. Step 4: Simplify right side
    1,107,156,675.60x = 1,073,526,211,955,057,152
  5. Step 5: Solve for x
    x = 1,073,526,211,955,057,152/1,107,156,675.60
  6. Step 6: Final answer
    x = 969,624,476.48

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Double scale
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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.