Home / 132,922,762.80-199,589,430.60-72,456,586.80

Finding the Fourth Proportional to 132,922,762.80, 199,589,430.60 and 72,456,586.80

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Solution

The fourth proportional to 132,922,762.80, 199,589,430.60 and 72,456,586.80 is: 108,796,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,922,762.80 : 199,589,430.60 = 72,456,586.80 : x
  2. Step 2: Convert to fraction form
    132,922,762.80/199,589,430.60 = 72,456,586.80/x
  3. Step 3: Cross multiply
    132,922,762.80x = 199,589,430.60 × 72,456,586.80
  4. Step 4: Simplify right side
    132,922,762.80x = 14,461,568,902,631,476
  5. Step 5: Solve for x
    x = 14,461,568,902,631,476/132,922,762.80
  6. Step 6: Final answer
    x = 108,796,782.42

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1.5x scale

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.