Home / 258,916,710.33-388,528,292.52-95,269,387.80

Finding the Fourth Proportional to 258,916,710.33, 388,528,292.52 and 95,269,387.80

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Solution

The fourth proportional to 258,916,710.33, 388,528,292.52 and 95,269,387.80 is: 142,960,462.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,916,710.33 : 388,528,292.52 = 95,269,387.80 : x
  2. Step 2: Convert to fraction form
    258,916,710.33/388,528,292.52 = 95,269,387.80/x
  3. Step 3: Cross multiply
    258,916,710.33x = 388,528,292.52 × 95,269,387.80
  4. Step 4: Simplify right side
    258,916,710.33x = 37,014,852,571,359,720
  5. Step 5: Solve for x
    x = 37,014,852,571,359,720/258,916,710.33
  6. Step 6: Final answer
    x = 142,960,462.17

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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.