Home / 455,554,401.48-628,661,721.42-246,705,699.24

Finding the Fourth Proportional to 455,554,401.48, 628,661,721.42 and 246,705,699.24

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Solution

The fourth proportional to 455,554,401.48, 628,661,721.42 and 246,705,699.24 is: 340,452,049.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,554,401.48 : 628,661,721.42 = 246,705,699.24 : x
  2. Step 2: Convert to fraction form
    455,554,401.48/628,661,721.42 = 246,705,699.24/x
  3. Step 3: Cross multiply
    455,554,401.48x = 628,661,721.42 × 246,705,699.24
  4. Step 4: Simplify right side
    455,554,401.48x = 155,094,429,568,343,168
  5. Step 5: Solve for x
    x = 155,094,429,568,343,168/455,554,401.48
  6. Step 6: Final answer
    x = 340,452,049.34

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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.