Home / 1,968,137,251.50-2,716,086,094.20-1,088,127,642.54

Finding the Fourth Proportional to 1,968,137,251.50, 2,716,086,094.20 and 1,088,127,642.54

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Solution

The fourth proportional to 1,968,137,251.50, 2,716,086,094.20 and 1,088,127,642.54 is: 1,501,647,487.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,137,251.50 : 2,716,086,094.20 = 1,088,127,642.54 : x
  2. Step 2: Convert to fraction form
    1,968,137,251.50/2,716,086,094.20 = 1,088,127,642.54/x
  3. Step 3: Cross multiply
    1,968,137,251.50x = 2,716,086,094.20 × 1,088,127,642.54
  4. Step 4: Simplify right side
    1,968,137,251.50x = 2,955,448,358,617,522,176
  5. Step 5: Solve for x
    x = 2,955,448,358,617,522,176/1,968,137,251.50
  6. Step 6: Final answer
    x = 1,501,647,487.42

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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.