Home / 348,968,051,536.38-522,719,025,922.60-221,417,087,998.02

Finding the Fourth Proportional to 348,968,051,536.38, 522,719,025,922.60 and 221,417,087,998.02

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Solution

The fourth proportional to 348,968,051,536.38, 522,719,025,922.60 and 221,417,087,998.02 is: 331,660,517,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,968,051,536.38 : 522,719,025,922.60 = 221,417,087,998.02 : x
  2. Step 2: Convert to fraction form
    348,968,051,536.38/522,719,025,922.60 = 221,417,087,998.02/x
  3. Step 3: Cross multiply
    348,968,051,536.38x = 522,719,025,922.60 × 221,417,087,998.02
  4. Step 4: Simplify right side
    348,968,051,536.38x = 115,738,924,560,943,606,136,832
  5. Step 5: Solve for x
    x = 115,738,924,560,943,606,136,832/348,968,051,536.38
  6. Step 6: Final answer
    x = 331,660,517,492.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.