Home / 2,016,585,765.53-2,782,891,037.21-1,112,321,421.17

Finding the Fourth Proportional to 2,016,585,765.53, 2,782,891,037.21 and 1,112,321,421.17

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Solution

The fourth proportional to 2,016,585,765.53, 2,782,891,037.21 and 1,112,321,421.17 is: 1,535,005,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,585,765.53 : 2,782,891,037.21 = 1,112,321,421.17 : x
  2. Step 2: Convert to fraction form
    2,016,585,765.53/2,782,891,037.21 = 1,112,321,421.17/x
  3. Step 3: Cross multiply
    2,016,585,765.53x = 2,782,891,037.21 × 1,112,321,421.17
  4. Step 4: Simplify right side
    2,016,585,765.53x = 3,095,469,313,461,502,976
  5. Step 5: Solve for x
    x = 3,095,469,313,461,502,976/2,016,585,765.53
  6. Step 6: Final answer
    x = 1,535,005,039.89

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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.