Home / 3,931,608,183.71-5,897,434,321.67-1,311,405,095.57

Finding the Fourth Proportional to 3,931,608,183.71, 5,897,434,321.67 and 1,311,405,095.57

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Solution

The fourth proportional to 3,931,608,183.71, 5,897,434,321.67 and 1,311,405,095.57 is: 1,967,114,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,608,183.71 : 5,897,434,321.67 = 1,311,405,095.57 : x
  2. Step 2: Convert to fraction form
    3,931,608,183.71/5,897,434,321.67 = 1,311,405,095.57/x
  3. Step 3: Cross multiply
    3,931,608,183.71x = 5,897,434,321.67 × 1,311,405,095.57
  4. Step 4: Simplify right side
    3,931,608,183.71x = 7,733,925,420,191,400,960
  5. Step 5: Solve for x
    x = 7,733,925,420,191,400,960/3,931,608,183.71
  6. Step 6: Final answer
    x = 1,967,114,996.92

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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.