Home / 147,548,434.53-203,617,824.05-80,567,857.78

Finding the Fourth Proportional to 147,548,434.53, 203,617,824.05 and 80,567,857.78

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Solution

The fourth proportional to 147,548,434.53, 203,617,824.05 and 80,567,857.78 is: 111,184,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,548,434.53 : 203,617,824.05 = 80,567,857.78 : x
  2. Step 2: Convert to fraction form
    147,548,434.53/203,617,824.05 = 80,567,857.78/x
  3. Step 3: Cross multiply
    147,548,434.53x = 203,617,824.05 × 80,567,857.78
  4. Step 4: Simplify right side
    147,548,434.53x = 16,405,051,889,225,840
  5. Step 5: Solve for x
    x = 16,405,051,889,225,840/147,548,434.53
  6. Step 6: Final answer
    x = 111,184,181.26

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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.