Home / 110,646,681.20-165,970,021.80-107,458,035.20

Finding the Fourth Proportional to 110,646,681.20, 165,970,021.80 and 107,458,035.20

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Solution

The fourth proportional to 110,646,681.20, 165,970,021.80 and 107,458,035.20 is: 161,187,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,646,681.20 : 165,970,021.80 = 107,458,035.20 : x
  2. Step 2: Convert to fraction form
    110,646,681.20/165,970,021.80 = 107,458,035.20/x
  3. Step 3: Cross multiply
    110,646,681.20x = 165,970,021.80 × 107,458,035.20
  4. Step 4: Simplify right side
    110,646,681.20x = 17,834,812,444,729,170
  5. Step 5: Solve for x
    x = 17,834,812,444,729,170/110,646,681.20
  6. Step 6: Final answer
    x = 161,187,052.80

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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.