Home / 3,079,117,736,612.20-4,618,853,108,284.20-815,209,655,727.28

Finding the Fourth Proportional to 3,079,117,736,612.20, 4,618,853,108,284.20 and 815,209,655,727.28

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Solution

The fourth proportional to 3,079,117,736,612.20, 4,618,853,108,284.20 and 815,209,655,727.28 is: 1,222,861,213,615.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,117,736,612.20 : 4,618,853,108,284.20 = 815,209,655,727.28 : x
  2. Step 2: Convert to fraction form
    3,079,117,736,612.20/4,618,853,108,284.20 = 815,209,655,727.28/x
  3. Step 3: Cross multiply
    3,079,117,736,612.20x = 4,618,853,108,284.20 × 815,209,655,727.28
  4. Step 4: Simplify right side
    3,079,117,736,612.20x = 3,765,333,652,259,240,237,072,384
  5. Step 5: Solve for x
    x = 3,765,333,652,259,240,237,072,384/3,079,117,736,612.20
  6. Step 6: Final answer
    x = 1,222,861,213,615.71

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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.