Home / 458,280,514.56-632,440,796.64-282,170,108.64

Finding the Fourth Proportional to 458,280,514.56, 632,440,796.64 and 282,170,108.64

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Solution

The fourth proportional to 458,280,514.56, 632,440,796.64 and 282,170,108.64 is: 389,403,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,280,514.56 : 632,440,796.64 = 282,170,108.64 : x
  2. Step 2: Convert to fraction form
    458,280,514.56/632,440,796.64 = 282,170,108.64/x
  3. Step 3: Cross multiply
    458,280,514.56x = 632,440,796.64 × 282,170,108.64
  4. Step 4: Simplify right side
    458,280,514.56x = 178,455,888,296,276,928
  5. Step 5: Solve for x
    x = 178,455,888,296,276,928/458,280,514.56
  6. Step 6: Final answer
    x = 389,403,176.93

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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.