Home / 875,851,608.88-1,208,545,204.53-531,954,811

Finding the Fourth Proportional to 875,851,608.88, 1,208,545,204.53 and 531,954,811

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Solution

The fourth proportional to 875,851,608.88, 1,208,545,204.53 and 531,954,811 is: 734,018,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,851,608.88 : 1,208,545,204.53 = 531,954,811 : x
  2. Step 2: Convert to fraction form
    875,851,608.88/1,208,545,204.53 = 531,954,811/x
  3. Step 3: Cross multiply
    875,851,608.88x = 1,208,545,204.53 × 531,954,811
  4. Step 4: Simplify right side
    875,851,608.88x = 642,891,435,860,712,448
  5. Step 5: Solve for x
    x = 642,891,435,860,712,448/875,851,608.88
  6. Step 6: Final answer
    x = 734,018,673.19

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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.