Home / 1,107,156,676.60-1,659,601,274.10-646,857,911.80

Finding the Fourth Proportional to 1,107,156,676.60, 1,659,601,274.10 and 646,857,911.80

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Solution

The fourth proportional to 1,107,156,676.60, 1,659,601,274.10 and 646,857,911.80 is: 969,624,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,156,676.60 : 1,659,601,274.10 = 646,857,911.80 : x
  2. Step 2: Convert to fraction form
    1,107,156,676.60/1,659,601,274.10 = 646,857,911.80/x
  3. Step 3: Cross multiply
    1,107,156,676.60x = 1,659,601,274.10 × 646,857,911.80
  4. Step 4: Simplify right side
    1,107,156,676.60x = 1,073,526,214,584,945,280
  5. Step 5: Solve for x
    x = 1,073,526,214,584,945,280/1,107,156,676.60
  6. Step 6: Final answer
    x = 969,624,477.98

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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.