Home / 189,667,923.60-284,714,461.80-146,727,490.80

Finding the Fourth Proportional to 189,667,923.60, 284,714,461.80 and 146,727,490.80

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Solution

The fourth proportional to 189,667,923.60, 284,714,461.80 and 146,727,490.80 is: 220,255,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,667,923.60 : 284,714,461.80 = 146,727,490.80 : x
  2. Step 2: Convert to fraction form
    189,667,923.60/284,714,461.80 = 146,727,490.80/x
  3. Step 3: Cross multiply
    189,667,923.60x = 284,714,461.80 × 146,727,490.80
  4. Step 4: Simplify right side
    189,667,923.60x = 41,775,438,574,386,456
  5. Step 5: Solve for x
    x = 41,775,438,574,386,456/189,667,923.60
  6. Step 6: Final answer
    x = 220,255,685.73

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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.