Home / 458,790,017.09-632,964,143.07-300,110,714.82

Finding the Fourth Proportional to 458,790,017.09, 632,964,143.07 and 300,110,714.82

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Solution

The fourth proportional to 458,790,017.09, 632,964,143.07 and 300,110,714.82 is: 414,044,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,790,017.09 : 632,964,143.07 = 300,110,714.82 : x
  2. Step 2: Convert to fraction form
    458,790,017.09/632,964,143.07 = 300,110,714.82/x
  3. Step 3: Cross multiply
    458,790,017.09x = 632,964,143.07 × 300,110,714.82
  4. Step 4: Simplify right side
    458,790,017.09x = 189,959,321,432,166,464
  5. Step 5: Solve for x
    x = 189,959,321,432,166,464/458,790,017.09
  6. Step 6: Final answer
    x = 414,044,147.34

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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.