Home / 1,858,263,722.10-2,787,395,583.15-1,072,661,063.85

Finding the Fourth Proportional to 1,858,263,722.10, 2,787,395,583.15 and 1,072,661,063.85

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Solution

The fourth proportional to 1,858,263,722.10, 2,787,395,583.15 and 1,072,661,063.85 is: 1,608,991,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,263,722.10 : 2,787,395,583.15 = 1,072,661,063.85 : x
  2. Step 2: Convert to fraction form
    1,858,263,722.10/2,787,395,583.15 = 1,072,661,063.85/x
  3. Step 3: Cross multiply
    1,858,263,722.10x = 2,787,395,583.15 × 1,072,661,063.85
  4. Step 4: Simplify right side
    1,858,263,722.10x = 2,989,930,711,592,470,528
  5. Step 5: Solve for x
    x = 2,989,930,711,592,470,528/1,858,263,722.10
  6. Step 6: Final answer
    x = 1,608,991,595.78

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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.