Home / 228,541,812.30-342,812,718.45-159,667,058.70

Finding the Fourth Proportional to 228,541,812.30, 342,812,718.45 and 159,667,058.70

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Solution

The fourth proportional to 228,541,812.30, 342,812,718.45 and 159,667,058.70 is: 239,500,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,541,812.30 : 342,812,718.45 = 159,667,058.70 : x
  2. Step 2: Convert to fraction form
    228,541,812.30/342,812,718.45 = 159,667,058.70/x
  3. Step 3: Cross multiply
    228,541,812.30x = 342,812,718.45 × 159,667,058.70
  4. Step 4: Simplify right side
    228,541,812.30x = 54,735,898,439,862,720
  5. Step 5: Solve for x
    x = 54,735,898,439,862,720/228,541,812.30
  6. Step 6: Final answer
    x = 239,500,588.05

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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.