Home / 1,913,344,880.76-2,640,415,914-1,033,278,584.76

Finding the Fourth Proportional to 1,913,344,880.76, 2,640,415,914 and 1,033,278,584.76

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Solution

The fourth proportional to 1,913,344,880.76, 2,640,415,914 and 1,033,278,584.76 is: 1,425,924,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,344,880.76 : 2,640,415,914 = 1,033,278,584.76 : x
  2. Step 2: Convert to fraction form
    1,913,344,880.76/2,640,415,914 = 1,033,278,584.76/x
  3. Step 3: Cross multiply
    1,913,344,880.76x = 2,640,415,914 × 1,033,278,584.76
  4. Step 4: Simplify right side
    1,913,344,880.76x = 2,728,285,218,795,701,760
  5. Step 5: Solve for x
    x = 2,728,285,218,795,701,760/1,913,344,880.76
  6. Step 6: Final answer
    x = 1,425,924,435.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.