Home / 199,990,949.63-299,775,398.06-107,849,610.63

Finding the Fourth Proportional to 199,990,949.63, 299,775,398.06 and 107,849,610.63

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Solution

The fourth proportional to 199,990,949.63, 299,775,398.06 and 107,849,610.63 is: 161,660,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,990,949.63 : 299,775,398.06 = 107,849,610.63 : x
  2. Step 2: Convert to fraction form
    199,990,949.63/299,775,398.06 = 107,849,610.63/x
  3. Step 3: Cross multiply
    199,990,949.63x = 299,775,398.06 × 107,849,610.63
  4. Step 4: Simplify right side
    199,990,949.63x = 32,330,659,956,685,008
  5. Step 5: Solve for x
    x = 32,330,659,956,685,008/199,990,949.63
  6. Step 6: Final answer
    x = 161,660,615.23

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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.