Home / 1,330,676,213.33-1,996,017,700.67-543,729,867.28

Finding the Fourth Proportional to 1,330,676,213.33, 1,996,017,700.67 and 543,729,867.28

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Solution

The fourth proportional to 1,330,676,213.33, 1,996,017,700.67 and 543,729,867.28 is: 815,596,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,676,213.33 : 1,996,017,700.67 = 543,729,867.28 : x
  2. Step 2: Convert to fraction form
    1,330,676,213.33/1,996,017,700.67 = 543,729,867.28/x
  3. Step 3: Cross multiply
    1,330,676,213.33x = 1,996,017,700.67 × 543,729,867.28
  4. Step 4: Simplify right side
    1,330,676,213.33x = 1,085,294,439,468,187,520
  5. Step 5: Solve for x
    x = 1,085,294,439,468,187,520/1,330,676,213.33
  6. Step 6: Final answer
    x = 815,596,182.30

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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.