Home / 80,256,546.40-110,760,864.69-45,455,427.76

Finding the Fourth Proportional to 80,256,546.40, 110,760,864.69 and 45,455,427.76

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Solution

The fourth proportional to 80,256,546.40, 110,760,864.69 and 45,455,427.76 is: 62,732,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,256,546.40 : 110,760,864.69 = 45,455,427.76 : x
  2. Step 2: Convert to fraction form
    80,256,546.40/110,760,864.69 = 45,455,427.76/x
  3. Step 3: Cross multiply
    80,256,546.40x = 110,760,864.69 × 45,455,427.76
  4. Step 4: Simplify right side
    80,256,546.40x = 5,034,682,483,551,429
  5. Step 5: Solve for x
    x = 5,034,682,483,551,429/80,256,546.40
  6. Step 6: Final answer
    x = 62,732,359.03

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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.