Home / 823,251,171.36-1,136,088,599.76-451,997,133.60

Finding the Fourth Proportional to 823,251,171.36, 1,136,088,599.76 and 451,997,133.60

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Solution

The fourth proportional to 823,251,171.36, 1,136,088,599.76 and 451,997,133.60 is: 623,757,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,251,171.36 : 1,136,088,599.76 = 451,997,133.60 : x
  2. Step 2: Convert to fraction form
    823,251,171.36/1,136,088,599.76 = 451,997,133.60/x
  3. Step 3: Cross multiply
    823,251,171.36x = 1,136,088,599.76 × 451,997,133.60
  4. Step 4: Simplify right side
    823,251,171.36x = 513,508,790,607,157,696
  5. Step 5: Solve for x
    x = 513,508,790,607,157,696/823,251,171.36
  6. Step 6: Final answer
    x = 623,757,133.27

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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.