Home / 7,155,131,834.25-10,734,888,133.89-3,664,009,154.25

Finding the Fourth Proportional to 7,155,131,834.25, 10,734,888,133.89 and 3,664,009,154.25

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Solution

The fourth proportional to 7,155,131,834.25, 10,734,888,133.89 and 3,664,009,154.25 is: 5,497,135,385.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155,131,834.25 : 10,734,888,133.89 = 3,664,009,154.25 : x
  2. Step 2: Convert to fraction form
    7,155,131,834.25/10,734,888,133.89 = 3,664,009,154.25/x
  3. Step 3: Cross multiply
    7,155,131,834.25x = 10,734,888,133.89 × 3,664,009,154.25
  4. Step 4: Simplify right side
    7,155,131,834.25x = 39,332,728,392,422,653,952
  5. Step 5: Solve for x
    x = 39,332,728,392,422,653,952/7,155,131,834.25
  6. Step 6: Final answer
    x = 5,497,135,385.28

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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.