Home / 738,222,464.10-1,107,333,696.15-192,963,998.10

Finding the Fourth Proportional to 738,222,464.10, 1,107,333,696.15 and 192,963,998.10

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Solution

The fourth proportional to 738,222,464.10, 1,107,333,696.15 and 192,963,998.10 is: 289,445,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,222,464.10 : 1,107,333,696.15 = 192,963,998.10 : x
  2. Step 2: Convert to fraction form
    738,222,464.10/1,107,333,696.15 = 192,963,998.10/x
  3. Step 3: Cross multiply
    738,222,464.10x = 1,107,333,696.15 × 192,963,998.10
  4. Step 4: Simplify right side
    738,222,464.10x = 213,675,537,239,954,592
  5. Step 5: Solve for x
    x = 213,675,537,239,954,592/738,222,464.10
  6. Step 6: Final answer
    x = 289,445,997.15

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Double scale
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Similar ratio
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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.