Home / 1,157,777,490.86-1,597,756,589.68-629,175,528.50

Finding the Fourth Proportional to 1,157,777,490.86, 1,597,756,589.68 and 629,175,528.50

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Solution

The fourth proportional to 1,157,777,490.86, 1,597,756,589.68 and 629,175,528.50 is: 868,275,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,777,490.86 : 1,597,756,589.68 = 629,175,528.50 : x
  2. Step 2: Convert to fraction form
    1,157,777,490.86/1,597,756,589.68 = 629,175,528.50/x
  3. Step 3: Cross multiply
    1,157,777,490.86x = 1,597,756,589.68 × 629,175,528.50
  4. Step 4: Simplify right side
    1,157,777,490.86x = 1,005,269,346,726,271,744
  5. Step 5: Solve for x
    x = 1,005,269,346,726,271,744/1,157,777,490.86
  6. Step 6: Final answer
    x = 868,275,082.79

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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.