Home / 3,936,609,666.80-5,905,764,805.80-1,176,517,689.20

Finding the Fourth Proportional to 3,936,609,666.80, 5,905,764,805.80 and 1,176,517,689.20

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Solution

The fourth proportional to 3,936,609,666.80, 5,905,764,805.80 and 1,176,517,689.20 is: 1,765,030,661.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,609,666.80 : 5,905,764,805.80 = 1,176,517,689.20 : x
  2. Step 2: Convert to fraction form
    3,936,609,666.80/5,905,764,805.80 = 1,176,517,689.20/x
  3. Step 3: Cross multiply
    3,936,609,666.80x = 5,905,764,805.80 × 1,176,517,689.20
  4. Step 4: Simplify right side
    3,936,609,666.80x = 6,948,236,762,278,503,424
  5. Step 5: Solve for x
    x = 6,948,236,762,278,503,424/3,936,609,666.80
  6. Step 6: Final answer
    x = 1,765,030,661.00

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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.