Home / 258,637,617.09-388,007,613.78-94,876,804.26

Finding the Fourth Proportional to 258,637,617.09, 388,007,613.78 and 94,876,804.26

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Solution

The fourth proportional to 258,637,617.09, 388,007,613.78 and 94,876,804.26 is: 142,333,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,637,617.09 : 388,007,613.78 = 94,876,804.26 : x
  2. Step 2: Convert to fraction form
    258,637,617.09/388,007,613.78 = 94,876,804.26/x
  3. Step 3: Cross multiply
    258,637,617.09x = 388,007,613.78 × 94,876,804.26
  4. Step 4: Simplify right side
    258,637,617.09x = 36,812,922,423,994,736
  5. Step 5: Solve for x
    x = 36,812,922,423,994,736/258,637,617.09
  6. Step 6: Final answer
    x = 142,333,983.89

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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.