Home / 139,993,458.92-210,000,277.52-53,731,865.67

Finding the Fourth Proportional to 139,993,458.92, 210,000,277.52 and 53,731,865.67

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Solution

The fourth proportional to 139,993,458.92, 210,000,277.52 and 53,731,865.67 is: 80,601,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,993,458.92 : 210,000,277.52 = 53,731,865.67 : x
  2. Step 2: Convert to fraction form
    139,993,458.92/210,000,277.52 = 53,731,865.67/x
  3. Step 3: Cross multiply
    139,993,458.92x = 210,000,277.52 × 53,731,865.67
  4. Step 4: Simplify right side
    139,993,458.92x = 11,283,706,702,098,702
  5. Step 5: Solve for x
    x = 11,283,706,702,098,702/139,993,458.92
  6. Step 6: Final answer
    x = 80,601,670.89

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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.