Home / 331,901,616.12-458,012,219.70-183,219,543.78

Finding the Fourth Proportional to 331,901,616.12, 458,012,219.70 and 183,219,543.78

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Solution

The fourth proportional to 331,901,616.12, 458,012,219.70 and 183,219,543.78 is: 252,836,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,901,616.12 : 458,012,219.70 = 183,219,543.78 : x
  2. Step 2: Convert to fraction form
    331,901,616.12/458,012,219.70 = 183,219,543.78/x
  3. Step 3: Cross multiply
    331,901,616.12x = 458,012,219.70 × 183,219,543.78
  4. Step 4: Simplify right side
    331,901,616.12x = 83,916,789,939,099,120
  5. Step 5: Solve for x
    x = 83,916,789,939,099,120/331,901,616.12
  6. Step 6: Final answer
    x = 252,836,340.24

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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.