Home / 1,425,203,908.18-2,137,801,585.37-361,624,696.43

Finding the Fourth Proportional to 1,425,203,908.18, 2,137,801,585.37 and 361,624,696.43

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Solution

The fourth proportional to 1,425,203,908.18, 2,137,801,585.37 and 361,624,696.43 is: 542,435,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,203,908.18 : 2,137,801,585.37 = 361,624,696.43 : x
  2. Step 2: Convert to fraction form
    1,425,203,908.18/2,137,801,585.37 = 361,624,696.43/x
  3. Step 3: Cross multiply
    1,425,203,908.18x = 2,137,801,585.37 × 361,624,696.43
  4. Step 4: Simplify right side
    1,425,203,908.18x = 773,081,849,324,501,888
  5. Step 5: Solve for x
    x = 773,081,849,324,501,888/1,425,203,908.18
  6. Step 6: Final answer
    x = 542,435,959.44

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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.