Home / 211,147,364.44-316,770,618.66-65,573,412.76

Finding the Fourth Proportional to 211,147,364.44, 316,770,618.66 and 65,573,412.76

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Solution

The fourth proportional to 211,147,364.44, 316,770,618.66 and 65,573,412.76 is: 98,375,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,147,364.44 : 316,770,618.66 = 65,573,412.76 : x
  2. Step 2: Convert to fraction form
    211,147,364.44/316,770,618.66 = 65,573,412.76/x
  3. Step 3: Cross multiply
    211,147,364.44x = 316,770,618.66 × 65,573,412.76
  4. Step 4: Simplify right side
    211,147,364.44x = 20,771,730,527,632,740
  5. Step 5: Solve for x
    x = 20,771,730,527,632,740/211,147,364.44
  6. Step 6: Final answer
    x = 98,375,514.10

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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.