Home / 542,971,144-749,293,880.16-295,448,233.60

Finding the Fourth Proportional to 542,971,144, 749,293,880.16 and 295,448,233.60

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Solution

The fourth proportional to 542,971,144, 749,293,880.16 and 295,448,233.60 is: 407,715,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,971,144 : 749,293,880.16 = 295,448,233.60 : x
  2. Step 2: Convert to fraction form
    542,971,144/749,293,880.16 = 295,448,233.60/x
  3. Step 3: Cross multiply
    542,971,144x = 749,293,880.16 × 295,448,233.60
  4. Step 4: Simplify right side
    542,971,144x = 221,377,553,340,562,080
  5. Step 5: Solve for x
    x = 221,377,553,340,562,080/542,971,144
  6. Step 6: Final answer
    x = 407,715,135.12

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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.