Home / 77,903,992.32-107,510,675.04-43,096,082.88

Finding the Fourth Proportional to 77,903,992.32, 107,510,675.04 and 43,096,082.88

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Solution

The fourth proportional to 77,903,992.32, 107,510,675.04 and 43,096,082.88 is: 59,474,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,903,992.32 : 107,510,675.04 = 43,096,082.88 : x
  2. Step 2: Convert to fraction form
    77,903,992.32/107,510,675.04 = 43,096,082.88/x
  3. Step 3: Cross multiply
    77,903,992.32x = 107,510,675.04 × 43,096,082.88
  4. Step 4: Simplify right side
    77,903,992.32x = 4,633,288,962,008,588
  5. Step 5: Solve for x
    x = 4,633,288,962,008,588/77,903,992.32
  6. Step 6: Final answer
    x = 59,474,345.59

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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.