Home / 213,124,600.20-319,686,912.45-51,566,536.20

Finding the Fourth Proportional to 213,124,600.20, 319,686,912.45 and 51,566,536.20

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Solution

The fourth proportional to 213,124,600.20, 319,686,912.45 and 51,566,536.20 is: 77,349,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,124,600.20 : 319,686,912.45 = 51,566,536.20 : x
  2. Step 2: Convert to fraction form
    213,124,600.20/319,686,912.45 = 51,566,536.20/x
  3. Step 3: Cross multiply
    213,124,600.20x = 319,686,912.45 × 51,566,536.20
  4. Step 4: Simplify right side
    213,124,600.20x = 16,485,146,743,519,156
  5. Step 5: Solve for x
    x = 16,485,146,743,519,156/213,124,600.20
  6. Step 6: Final answer
    x = 77,349,807.24

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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.