Home / 2,691,371,338.56-4,037,057,007.81-726,221,264.40

Finding the Fourth Proportional to 2,691,371,338.56, 4,037,057,007.81 and 726,221,264.40

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Solution

The fourth proportional to 2,691,371,338.56, 4,037,057,007.81 and 726,221,264.40 is: 1,089,331,896.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,371,338.56 : 4,037,057,007.81 = 726,221,264.40 : x
  2. Step 2: Convert to fraction form
    2,691,371,338.56/4,037,057,007.81 = 726,221,264.40/x
  3. Step 3: Cross multiply
    2,691,371,338.56x = 4,037,057,007.81 × 726,221,264.40
  4. Step 4: Simplify right side
    2,691,371,338.56x = 2,931,796,644,666,658,816
  5. Step 5: Solve for x
    x = 2,931,796,644,666,658,816/2,691,371,338.56
  6. Step 6: Final answer
    x = 1,089,331,896.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.