Home / 263,262,325.02-395,044,695.09-205,592,709.66

Finding the Fourth Proportional to 263,262,325.02, 395,044,695.09 and 205,592,709.66

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Solution

The fourth proportional to 263,262,325.02, 395,044,695.09 and 205,592,709.66 is: 308,507,148.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,262,325.02 : 395,044,695.09 = 205,592,709.66 : x
  2. Step 2: Convert to fraction form
    263,262,325.02/395,044,695.09 = 205,592,709.66/x
  3. Step 3: Cross multiply
    263,262,325.02x = 395,044,695.09 × 205,592,709.66
  4. Step 4: Simplify right side
    263,262,325.02x = 81,218,309,300,361,584
  5. Step 5: Solve for x
    x = 81,218,309,300,361,584/263,262,325.02
  6. Step 6: Final answer
    x = 308,507,148.88

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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.