Home / 141,567,006.80-195,315,315.72-115,416,474.32

Finding the Fourth Proportional to 141,567,006.80, 195,315,315.72 and 115,416,474.32

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Solution

The fourth proportional to 141,567,006.80, 195,315,315.72 and 115,416,474.32 is: 159,236,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,567,006.80 : 195,315,315.72 = 115,416,474.32 : x
  2. Step 2: Convert to fraction form
    141,567,006.80/195,315,315.72 = 115,416,474.32/x
  3. Step 3: Cross multiply
    141,567,006.80x = 195,315,315.72 × 115,416,474.32
  4. Step 4: Simplify right side
    141,567,006.80x = 22,542,605,121,100,072
  5. Step 5: Solve for x
    x = 22,542,605,121,100,072/141,567,006.80
  6. Step 6: Final answer
    x = 159,236,291.21

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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.