Home / 397,548,015.30-596,322,022.95-155,210,919.30

Finding the Fourth Proportional to 397,548,015.30, 596,322,022.95 and 155,210,919.30

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Solution

The fourth proportional to 397,548,015.30, 596,322,022.95 and 155,210,919.30 is: 232,816,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,548,015.30 : 596,322,022.95 = 155,210,919.30 : x
  2. Step 2: Convert to fraction form
    397,548,015.30/596,322,022.95 = 155,210,919.30/x
  3. Step 3: Cross multiply
    397,548,015.30x = 596,322,022.95 × 155,210,919.30
  4. Step 4: Simplify right side
    397,548,015.30x = 92,555,689,380,905,216
  5. Step 5: Solve for x
    x = 92,555,689,380,905,216/397,548,015.30
  6. Step 6: Final answer
    x = 232,816,378.95

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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.