Home / 189,667,940.10-284,714,486.55-146,727,507.30

Finding the Fourth Proportional to 189,667,940.10, 284,714,486.55 and 146,727,507.30

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Solution

The fourth proportional to 189,667,940.10, 284,714,486.55 and 146,727,507.30 is: 220,255,710.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,667,940.10 : 284,714,486.55 = 146,727,507.30 : x
  2. Step 2: Convert to fraction form
    189,667,940.10/284,714,486.55 = 146,727,507.30/x
  3. Step 3: Cross multiply
    189,667,940.10x = 284,714,486.55 × 146,727,507.30
  4. Step 4: Simplify right side
    189,667,940.10x = 41,775,446,903,680,880
  5. Step 5: Solve for x
    x = 41,775,446,903,680,880/189,667,940.10
  6. Step 6: Final answer
    x = 220,255,710.49

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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.