Home / 189,667,934.10-284,714,477.55-146,727,501.30

Finding the Fourth Proportional to 189,667,934.10, 284,714,477.55 and 146,727,501.30

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Solution

The fourth proportional to 189,667,934.10, 284,714,477.55 and 146,727,501.30 is: 220,255,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,667,934.10 : 284,714,477.55 = 146,727,501.30 : x
  2. Step 2: Convert to fraction form
    189,667,934.10/284,714,477.55 = 146,727,501.30/x
  3. Step 3: Cross multiply
    189,667,934.10x = 284,714,477.55 × 146,727,501.30
  4. Step 4: Simplify right side
    189,667,934.10x = 41,775,443,874,846,448
  5. Step 5: Solve for x
    x = 41,775,443,874,846,448/189,667,934.10
  6. Step 6: Final answer
    x = 220,255,701.49

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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.