Home / 476,408,992.25-657,449,032.82-275,450,778.24

Finding the Fourth Proportional to 476,408,992.25, 657,449,032.82 and 275,450,778.24

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Solution

The fourth proportional to 476,408,992.25, 657,449,032.82 and 275,450,778.24 is: 380,124,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,408,992.25 : 657,449,032.82 = 275,450,778.24 : x
  2. Step 2: Convert to fraction form
    476,408,992.25/657,449,032.82 = 275,450,778.24/x
  3. Step 3: Cross multiply
    476,408,992.25x = 657,449,032.82 × 275,450,778.24
  4. Step 4: Simplify right side
    476,408,992.25x = 181,094,847,742,027,072
  5. Step 5: Solve for x
    x = 181,094,847,742,027,072/476,408,992.25
  6. Step 6: Final answer
    x = 380,124,747.20

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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.