Home / 472,210,475.82-651,651,326.19-263,380,078.86

Finding the Fourth Proportional to 472,210,475.82, 651,651,326.19 and 263,380,078.86

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Solution

The fourth proportional to 472,210,475.82, 651,651,326.19 and 263,380,078.86 is: 363,464,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,210,475.82 : 651,651,326.19 = 263,380,078.86 : x
  2. Step 2: Convert to fraction form
    472,210,475.82/651,651,326.19 = 263,380,078.86/x
  3. Step 3: Cross multiply
    472,210,475.82x = 651,651,326.19 × 263,380,078.86
  4. Step 4: Simplify right side
    472,210,475.82x = 171,631,977,681,145,792
  5. Step 5: Solve for x
    x = 171,631,977,681,145,792/472,210,475.82
  6. Step 6: Final answer
    x = 363,464,993.83

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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.