Home / 3,643,585,363.80-5,024,389,785.66-3,116,693,660.76

Finding the Fourth Proportional to 3,643,585,363.80, 5,024,389,785.66 and 3,116,693,660.76

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Solution

The fourth proportional to 3,643,585,363.80, 5,024,389,785.66 and 3,116,693,660.76 is: 4,297,822,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,585,363.80 : 5,024,389,785.66 = 3,116,693,660.76 : x
  2. Step 2: Convert to fraction form
    3,643,585,363.80/5,024,389,785.66 = 3,116,693,660.76/x
  3. Step 3: Cross multiply
    3,643,585,363.80x = 5,024,389,785.66 × 3,116,693,660.76
  4. Step 4: Simplify right side
    3,643,585,363.80x = 15,659,483,794,153,818,112
  5. Step 5: Solve for x
    x = 15,659,483,794,153,818,112/3,643,585,363.80
  6. Step 6: Final answer
    x = 4,297,822,674.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.