Home / 875,851,634.88-1,208,545,240.41-531,954,837

Finding the Fourth Proportional to 875,851,634.88, 1,208,545,240.41 and 531,954,837

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Solution

The fourth proportional to 875,851,634.88, 1,208,545,240.41 and 531,954,837 is: 734,018,709.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,851,634.88 : 1,208,545,240.41 = 531,954,837 : x
  2. Step 2: Convert to fraction form
    875,851,634.88/1,208,545,240.41 = 531,954,837/x
  3. Step 3: Cross multiply
    875,851,634.88x = 1,208,545,240.41 × 531,954,837
  4. Step 4: Simplify right side
    875,851,634.88x = 642,891,486,369,427,456
  5. Step 5: Solve for x
    x = 642,891,486,369,427,456/875,851,634.88
  6. Step 6: Final answer
    x = 734,018,709.07

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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.