Home / 823,251,172.36-1,136,088,601.14-451,997,134.60

Finding the Fourth Proportional to 823,251,172.36, 1,136,088,601.14 and 451,997,134.60

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Solution

The fourth proportional to 823,251,172.36, 1,136,088,601.14 and 451,997,134.60 is: 623,757,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,251,172.36 : 1,136,088,601.14 = 451,997,134.60 : x
  2. Step 2: Convert to fraction form
    823,251,172.36/1,136,088,601.14 = 451,997,134.60/x
  3. Step 3: Cross multiply
    823,251,172.36x = 1,136,088,601.14 × 451,997,134.60
  4. Step 4: Simplify right side
    823,251,172.36x = 513,508,792,367,002,368
  5. Step 5: Solve for x
    x = 513,508,792,367,002,368/823,251,172.36
  6. Step 6: Final answer
    x = 623,757,134.65

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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.