Home / 388,487,229.17-581,686,625.77-295,930,053.59

Finding the Fourth Proportional to 388,487,229.17, 581,686,625.77 and 295,930,053.59

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Solution

The fourth proportional to 388,487,229.17, 581,686,625.77 and 295,930,053.59 is: 443,099,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,487,229.17 : 581,686,625.77 = 295,930,053.59 : x
  2. Step 2: Convert to fraction form
    388,487,229.17/581,686,625.77 = 295,930,053.59/x
  3. Step 3: Cross multiply
    388,487,229.17x = 581,686,625.77 × 295,930,053.59
  4. Step 4: Simplify right side
    388,487,229.17x = 172,138,554,333,054,112
  5. Step 5: Solve for x
    x = 172,138,554,333,054,112/388,487,229.17
  6. Step 6: Final answer
    x = 443,099,647.58

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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.