Home / 194,587,136,112.78-268,558,439,751.63-108,953,620,426.62

Finding the Fourth Proportional to 194,587,136,112.78, 268,558,439,751.63 and 108,953,620,426.62

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Solution

The fourth proportional to 194,587,136,112.78, 268,558,439,751.63 and 108,953,620,426.62 is: 150,371,781,463.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,587,136,112.78 : 268,558,439,751.63 = 108,953,620,426.62 : x
  2. Step 2: Convert to fraction form
    194,587,136,112.78/268,558,439,751.63 = 108,953,620,426.62/x
  3. Step 3: Cross multiply
    194,587,136,112.78x = 268,558,439,751.63 × 108,953,620,426.62
  4. Step 4: Simplify right side
    194,587,136,112.78x = 29,260,414,307,064,388,517,888
  5. Step 5: Solve for x
    x = 29,260,414,307,064,388,517,888/194,587,136,112.78
  6. Step 6: Final answer
    x = 150,371,781,463.01

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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.