Home / 303,847,832.32-419,309,441.28-164,622,054.40

Finding the Fourth Proportional to 303,847,832.32, 419,309,441.28 and 164,622,054.40

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Solution

The fourth proportional to 303,847,832.32, 419,309,441.28 and 164,622,054.40 is: 227,178,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,847,832.32 : 419,309,441.28 = 164,622,054.40 : x
  2. Step 2: Convert to fraction form
    303,847,832.32/419,309,441.28 = 164,622,054.40/x
  3. Step 3: Cross multiply
    303,847,832.32x = 419,309,441.28 × 164,622,054.40
  4. Step 4: Simplify right side
    303,847,832.32x = 69,027,581,652,829,760
  5. Step 5: Solve for x
    x = 69,027,581,652,829,760/303,847,832.32
  6. Step 6: Final answer
    x = 227,178,127.70

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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.