Home / 139,993,527.83-210,000,380.94-53,731,934.55

Finding the Fourth Proportional to 139,993,527.83, 210,000,380.94 and 53,731,934.55

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Solution

The fourth proportional to 139,993,527.83, 210,000,380.94 and 53,731,934.55 is: 80,601,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,993,527.83 : 210,000,380.94 = 53,731,934.55 : x
  2. Step 2: Convert to fraction form
    139,993,527.83/210,000,380.94 = 53,731,934.55/x
  3. Step 3: Cross multiply
    139,993,527.83x = 210,000,380.94 × 53,731,934.55
  4. Step 4: Simplify right side
    139,993,527.83x = 11,283,726,724,143,146
  5. Step 5: Solve for x
    x = 11,283,726,724,143,146/139,993,527.83
  6. Step 6: Final answer
    x = 80,601,774.24

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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.