Home / 3,582,465,221.28-4,943,816,985.09-1,974,884,927.28

Finding the Fourth Proportional to 3,582,465,221.28, 4,943,816,985.09 and 1,974,884,927.28

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Solution

The fourth proportional to 3,582,465,221.28, 4,943,816,985.09 and 1,974,884,927.28 is: 2,725,349,457.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582,465,221.28 : 4,943,816,985.09 = 1,974,884,927.28 : x
  2. Step 2: Convert to fraction form
    3,582,465,221.28/4,943,816,985.09 = 1,974,884,927.28/x
  3. Step 3: Cross multiply
    3,582,465,221.28x = 4,943,816,985.09 × 1,974,884,927.28
  4. Step 4: Simplify right side
    3,582,465,221.28x = 9,763,469,647,085,092,864
  5. Step 5: Solve for x
    x = 9,763,469,647,085,092,864/3,582,465,221.28
  6. Step 6: Final answer
    x = 2,725,349,457.43

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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.