Home / 4,188,870,618.82-5,780,686,000.53-2,309,343,163.16

Finding the Fourth Proportional to 4,188,870,618.82, 5,780,686,000.53 and 2,309,343,163.16

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Solution

The fourth proportional to 4,188,870,618.82, 5,780,686,000.53 and 2,309,343,163.16 is: 3,186,918,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,870,618.82 : 5,780,686,000.53 = 2,309,343,163.16 : x
  2. Step 2: Convert to fraction form
    4,188,870,618.82/5,780,686,000.53 = 2,309,343,163.16/x
  3. Step 3: Cross multiply
    4,188,870,618.82x = 5,780,686,000.53 × 2,309,343,163.16
  4. Step 4: Simplify right side
    4,188,870,618.82x = 13,349,587,693,678,784,512
  5. Step 5: Solve for x
    x = 13,349,587,693,678,784,512/4,188,870,618.82
  6. Step 6: Final answer
    x = 3,186,918,123.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.