Home / 2,797,426,715.86-3,862,191,410.68-1,780,726,012.36

Finding the Fourth Proportional to 2,797,426,715.86, 3,862,191,410.68 and 1,780,726,012.36

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Solution

The fourth proportional to 2,797,426,715.86, 3,862,191,410.68 and 1,780,726,012.36 is: 2,458,511,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,426,715.86 : 3,862,191,410.68 = 1,780,726,012.36 : x
  2. Step 2: Convert to fraction form
    2,797,426,715.86/3,862,191,410.68 = 1,780,726,012.36/x
  3. Step 3: Cross multiply
    2,797,426,715.86x = 3,862,191,410.68 × 1,780,726,012.36
  4. Step 4: Simplify right side
    2,797,426,715.86x = 6,877,504,709,711,239,168
  5. Step 5: Solve for x
    x = 6,877,504,709,711,239,168/2,797,426,715.86
  6. Step 6: Final answer
    x = 2,458,511,127.64

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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.