Home / 349,078,335,449.80-481,739,988,989.70-202,579,454,411.56

Finding the Fourth Proportional to 349,078,335,449.80, 481,739,988,989.70 and 202,579,454,411.56

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Solution

The fourth proportional to 349,078,335,449.80, 481,739,988,989.70 and 202,579,454,411.56 is: 279,566,544,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,078,335,449.80 : 481,739,988,989.70 = 202,579,454,411.56 : x
  2. Step 2: Convert to fraction form
    349,078,335,449.80/481,739,988,989.70 = 202,579,454,411.56/x
  3. Step 3: Cross multiply
    349,078,335,449.80x = 481,739,988,989.70 × 202,579,454,411.56
  4. Step 4: Simplify right side
    349,078,335,449.80x = 97,590,624,137,764,348,624,896
  5. Step 5: Solve for x
    x = 97,590,624,137,764,348,624,896/349,078,335,449.80
  6. Step 6: Final answer
    x = 279,566,544,890.32

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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.