Home / 162,336,599.62-243,588,617.83-76,083,769.06

Finding the Fourth Proportional to 162,336,599.62, 243,588,617.83 and 76,083,769.06

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Solution

The fourth proportional to 162,336,599.62, 243,588,617.83 and 76,083,769.06 is: 114,164,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,336,599.62 : 243,588,617.83 = 76,083,769.06 : x
  2. Step 2: Convert to fraction form
    162,336,599.62/243,588,617.83 = 76,083,769.06/x
  3. Step 3: Cross multiply
    162,336,599.62x = 243,588,617.83 × 76,083,769.06
  4. Step 4: Simplify right side
    162,336,599.62x = 18,533,140,143,404,376
  5. Step 5: Solve for x
    x = 18,533,140,143,404,376/162,336,599.62
  6. Step 6: Final answer
    x = 114,164,890.65

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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.