Home / 442,617,218.16-663,928,355.34-183,832,438.56

Finding the Fourth Proportional to 442,617,218.16, 663,928,355.34 and 183,832,438.56

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Solution

The fourth proportional to 442,617,218.16, 663,928,355.34 and 183,832,438.56 is: 275,749,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,617,218.16 : 663,928,355.34 = 183,832,438.56 : x
  2. Step 2: Convert to fraction form
    442,617,218.16/663,928,355.34 = 183,832,438.56/x
  3. Step 3: Cross multiply
    442,617,218.16x = 663,928,355.34 × 183,832,438.56
  4. Step 4: Simplify right side
    442,617,218.16x = 122,051,568,591,282,400
  5. Step 5: Solve for x
    x = 122,051,568,591,282,400/442,617,218.16
  6. Step 6: Final answer
    x = 275,749,707.84

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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.