Home / 543,190,168.10-814,227,239.10-266,415,695.30

Finding the Fourth Proportional to 543,190,168.10, 814,227,239.10 and 266,415,695.30

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Solution

The fourth proportional to 543,190,168.10, 814,227,239.10 and 266,415,695.30 is: 399,349,857.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,190,168.10 : 814,227,239.10 = 266,415,695.30 : x
  2. Step 2: Convert to fraction form
    543,190,168.10/814,227,239.10 = 266,415,695.30/x
  3. Step 3: Cross multiply
    543,190,168.10x = 814,227,239.10 × 266,415,695.30
  4. Step 4: Simplify right side
    543,190,168.10x = 216,922,916,037,025,856
  5. Step 5: Solve for x
    x = 216,922,916,037,025,856/543,190,168.10
  6. Step 6: Final answer
    x = 399,349,857.15

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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.