Home / 349,078,335,448.80-481,739,988,988.32-202,579,454,410.56

Finding the Fourth Proportional to 349,078,335,448.80, 481,739,988,988.32 and 202,579,454,410.56

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Solution

The fourth proportional to 349,078,335,448.80, 481,739,988,988.32 and 202,579,454,410.56 is: 279,566,544,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,078,335,448.80 : 481,739,988,988.32 = 202,579,454,410.56 : x
  2. Step 2: Convert to fraction form
    349,078,335,448.80/481,739,988,988.32 = 202,579,454,410.56/x
  3. Step 3: Cross multiply
    349,078,335,448.80x = 481,739,988,988.32 × 202,579,454,410.56
  4. Step 4: Simplify right side
    349,078,335,448.80x = 97,590,624,137,003,048,894,464
  5. Step 5: Solve for x
    x = 97,590,624,137,003,048,894,464/349,078,335,448.80
  6. Step 6: Final answer
    x = 279,566,544,888.94

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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.