Home / 1,815,743,545.24-2,505,648,673.01-1,011,928,270.13

Finding the Fourth Proportional to 1,815,743,545.24, 2,505,648,673.01 and 1,011,928,270.13

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Solution

The fourth proportional to 1,815,743,545.24, 2,505,648,673.01 and 1,011,928,270.13 is: 1,396,417,866.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,743,545.24 : 2,505,648,673.01 = 1,011,928,270.13 : x
  2. Step 2: Convert to fraction form
    1,815,743,545.24/2,505,648,673.01 = 1,011,928,270.13/x
  3. Step 3: Cross multiply
    1,815,743,545.24x = 2,505,648,673.01 × 1,011,928,270.13
  4. Step 4: Simplify right side
    1,815,743,545.24x = 2,535,536,727,232,539,648
  5. Step 5: Solve for x
    x = 2,535,536,727,232,539,648/1,815,743,545.24
  6. Step 6: Final answer
    x = 1,396,417,866.32

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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.