Home / 458,160,078.90-687,240,118.35-167,036,699.10

Finding the Fourth Proportional to 458,160,078.90, 687,240,118.35 and 167,036,699.10

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Solution

The fourth proportional to 458,160,078.90, 687,240,118.35 and 167,036,699.10 is: 250,555,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,160,078.90 : 687,240,118.35 = 167,036,699.10 : x
  2. Step 2: Convert to fraction form
    458,160,078.90/687,240,118.35 = 167,036,699.10/x
  3. Step 3: Cross multiply
    458,160,078.90x = 687,240,118.35 × 167,036,699.10
  4. Step 4: Simplify right side
    458,160,078.90x = 114,794,320,858,277,344
  5. Step 5: Solve for x
    x = 114,794,320,858,277,344/458,160,078.90
  6. Step 6: Final answer
    x = 250,555,048.65

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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.