Home / 472,210,474.32-651,651,324.12-263,380,077.36

Finding the Fourth Proportional to 472,210,474.32, 651,651,324.12 and 263,380,077.36

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Solution

The fourth proportional to 472,210,474.32, 651,651,324.12 and 263,380,077.36 is: 363,464,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,210,474.32 : 651,651,324.12 = 263,380,077.36 : x
  2. Step 2: Convert to fraction form
    472,210,474.32/651,651,324.12 = 263,380,077.36/x
  3. Step 3: Cross multiply
    472,210,474.32x = 651,651,324.12 × 263,380,077.36
  4. Step 4: Simplify right side
    472,210,474.32x = 171,631,976,158,472,032
  5. Step 5: Solve for x
    x = 171,631,976,158,472,032/472,210,474.32
  6. Step 6: Final answer
    x = 363,464,991.76

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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.