Home / 324,607,046.64-486,985,221-106,264,431.60

Finding the Fourth Proportional to 324,607,046.64, 486,985,221 and 106,264,431.60

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Solution

The fourth proportional to 324,607,046.64, 486,985,221 and 106,264,431.60 is: 159,421,085.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,607,046.64 : 486,985,221 = 106,264,431.60 : x
  2. Step 2: Convert to fraction form
    324,607,046.64/486,985,221 = 106,264,431.60/x
  3. Step 3: Cross multiply
    324,607,046.64x = 486,985,221 × 106,264,431.60
  4. Step 4: Simplify right side
    324,607,046.64x = 51,749,207,707,165,384
  5. Step 5: Solve for x
    x = 51,749,207,707,165,384/324,607,046.64
  6. Step 6: Final answer
    x = 159,421,085.41

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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.