Home / 310,499,203.20-465,752,861.60-103,237,613.84

Finding the Fourth Proportional to 310,499,203.20, 465,752,861.60 and 103,237,613.84

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Solution

The fourth proportional to 310,499,203.20, 465,752,861.60 and 103,237,613.84 is: 154,857,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,499,203.20 : 465,752,861.60 = 103,237,613.84 : x
  2. Step 2: Convert to fraction form
    310,499,203.20/465,752,861.60 = 103,237,613.84/x
  3. Step 3: Cross multiply
    310,499,203.20x = 465,752,861.60 × 103,237,613.84
  4. Step 4: Simplify right side
    310,499,203.20x = 48,083,214,072,254,248
  5. Step 5: Solve for x
    x = 48,083,214,072,254,248/310,499,203.20
  6. Step 6: Final answer
    x = 154,857,769.61

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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.