Home / 189,652,076.10-284,690,690.55-146,711,643.30

Finding the Fourth Proportional to 189,652,076.10, 284,690,690.55 and 146,711,643.30

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Solution

The fourth proportional to 189,652,076.10, 284,690,690.55 and 146,711,643.30 is: 220,231,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,652,076.10 : 284,690,690.55 = 146,711,643.30 : x
  2. Step 2: Convert to fraction form
    189,652,076.10/284,690,690.55 = 146,711,643.30/x
  3. Step 3: Cross multiply
    189,652,076.10x = 284,690,690.55 × 146,711,643.30
  4. Step 4: Simplify right side
    189,652,076.10x = 41,767,439,042,802,288
  5. Step 5: Solve for x
    x = 41,767,439,042,802,288/189,652,076.10
  6. Step 6: Final answer
    x = 220,231,910.46

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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.