Home / 205,360,887.66-308,038,640.79-49,914,244.08

Finding the Fourth Proportional to 205,360,887.66, 308,038,640.79 and 49,914,244.08

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Solution

The fourth proportional to 205,360,887.66, 308,038,640.79 and 49,914,244.08 is: 74,870,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,360,887.66 : 308,038,640.79 = 49,914,244.08 : x
  2. Step 2: Convert to fraction form
    205,360,887.66/308,038,640.79 = 49,914,244.08/x
  3. Step 3: Cross multiply
    205,360,887.66x = 308,038,640.79 × 49,914,244.08
  4. Step 4: Simplify right side
    205,360,887.66x = 15,375,515,902,463,504
  5. Step 5: Solve for x
    x = 15,375,515,902,463,504/205,360,887.66
  6. Step 6: Final answer
    x = 74,870,712.13

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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.