Home / 133,213,743.69-183,825,633.92-77,455,208.30

Finding the Fourth Proportional to 133,213,743.69, 183,825,633.92 and 77,455,208.30

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Solution

The fourth proportional to 133,213,743.69, 183,825,633.92 and 77,455,208.30 is: 106,882,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,213,743.69 : 183,825,633.92 = 77,455,208.30 : x
  2. Step 2: Convert to fraction form
    133,213,743.69/183,825,633.92 = 77,455,208.30/x
  3. Step 3: Cross multiply
    133,213,743.69x = 183,825,633.92 × 77,455,208.30
  4. Step 4: Simplify right side
    133,213,743.69x = 14,238,252,764,846,742
  5. Step 5: Solve for x
    x = 14,238,252,764,846,742/133,213,743.69
  6. Step 6: Final answer
    x = 106,882,761.27

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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.