Home / 3,931,608,372.63-5,897,434,604.49-1,311,405,283.95

Finding the Fourth Proportional to 3,931,608,372.63, 5,897,434,604.49 and 1,311,405,283.95

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Solution

The fourth proportional to 3,931,608,372.63, 5,897,434,604.49 and 1,311,405,283.95 is: 1,967,115,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,608,372.63 : 5,897,434,604.49 = 1,311,405,283.95 : x
  2. Step 2: Convert to fraction form
    3,931,608,372.63/5,897,434,604.49 = 1,311,405,283.95/x
  3. Step 3: Cross multiply
    3,931,608,372.63x = 5,897,434,604.49 × 1,311,405,283.95
  4. Step 4: Simplify right side
    3,931,608,372.63x = 7,733,926,902,077,764,608
  5. Step 5: Solve for x
    x = 7,733,926,902,077,764,608/3,931,608,372.63
  6. Step 6: Final answer
    x = 1,967,115,279.31

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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.