Home / 873,132,569.24-1,205,355,051.77-538,789,249.53

Finding the Fourth Proportional to 873,132,569.24, 1,205,355,051.77 and 538,789,249.53

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Solution

The fourth proportional to 873,132,569.24, 1,205,355,051.77 and 538,789,249.53 is: 743,795,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,132,569.24 : 1,205,355,051.77 = 538,789,249.53 : x
  2. Step 2: Convert to fraction form
    873,132,569.24/1,205,355,051.77 = 538,789,249.53/x
  3. Step 3: Cross multiply
    873,132,569.24x = 1,205,355,051.77 × 538,789,249.53
  4. Step 4: Simplify right side
    873,132,569.24x = 649,432,343,757,658,624
  5. Step 5: Solve for x
    x = 649,432,343,757,658,624/873,132,569.24
  6. Step 6: Final answer
    x = 743,795,806.78

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