Home / 127,695,043.73-191,542,568.13-30,650,751.32

Finding the Fourth Proportional to 127,695,043.73, 191,542,568.13 and 30,650,751.32

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Solution

The fourth proportional to 127,695,043.73, 191,542,568.13 and 30,650,751.32 is: 45,976,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,695,043.73 : 191,542,568.13 = 30,650,751.32 : x
  2. Step 2: Convert to fraction form
    127,695,043.73/191,542,568.13 = 30,650,751.32/x
  3. Step 3: Cross multiply
    127,695,043.73x = 191,542,568.13 × 30,650,751.32
  4. Step 4: Simplify right side
    127,695,043.73x = 5,870,923,621,989,075
  5. Step 5: Solve for x
    x = 5,870,923,621,989,075/127,695,043.73
  6. Step 6: Final answer
    x = 45,976,127.58

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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.