Home / 265,672,481.67-398,623,818.87-142,707,335.04

Finding the Fourth Proportional to 265,672,481.67, 398,623,818.87 and 142,707,335.04

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Solution

The fourth proportional to 265,672,481.67, 398,623,818.87 and 142,707,335.04 is: 214,122,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,672,481.67 : 398,623,818.87 = 142,707,335.04 : x
  2. Step 2: Convert to fraction form
    265,672,481.67/398,623,818.87 = 142,707,335.04/x
  3. Step 3: Cross multiply
    265,672,481.67x = 398,623,818.87 × 142,707,335.04
  4. Step 4: Simplify right side
    265,672,481.67x = 56,886,542,874,405,360
  5. Step 5: Solve for x
    x = 56,886,542,874,405,360/265,672,481.67
  6. Step 6: Final answer
    x = 214,122,827.16

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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.