Home / 1,913,344,821.71-2,640,415,832.02-1,033,278,525.71

Finding the Fourth Proportional to 1,913,344,821.71, 2,640,415,832.02 and 1,033,278,525.71

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Solution

The fourth proportional to 1,913,344,821.71, 2,640,415,832.02 and 1,033,278,525.71 is: 1,425,924,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,344,821.71 : 2,640,415,832.02 = 1,033,278,525.71 : x
  2. Step 2: Convert to fraction form
    1,913,344,821.71/2,640,415,832.02 = 1,033,278,525.71/x
  3. Step 3: Cross multiply
    1,913,344,821.71x = 2,640,415,832.02 × 1,033,278,525.71
  4. Step 4: Simplify right side
    1,913,344,821.71x = 2,728,284,978,169,143,296
  5. Step 5: Solve for x
    x = 2,728,284,978,169,143,296/1,913,344,821.71
  6. Step 6: Final answer
    x = 1,425,924,353.63

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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.