Home / 1,412,338,530.55-2,119,816,813.92-713,321,559.58

Finding the Fourth Proportional to 1,412,338,530.55, 2,119,816,813.92 and 713,321,559.58

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Solution

The fourth proportional to 1,412,338,530.55, 2,119,816,813.92 and 713,321,559.58 is: 1,070,643,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,338,530.55 : 2,119,816,813.92 = 713,321,559.58 : x
  2. Step 2: Convert to fraction form
    1,412,338,530.55/2,119,816,813.92 = 713,321,559.58/x
  3. Step 3: Cross multiply
    1,412,338,530.55x = 2,119,816,813.92 × 713,321,559.58
  4. Step 4: Simplify right side
    1,412,338,530.55x = 1,512,111,035,729,321,216
  5. Step 5: Solve for x
    x = 1,512,111,035,729,321,216/1,412,338,530.55
  6. Step 6: Final answer
    x = 1,070,643,477.48

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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.