Home / 110,988,133.20-166,482,199.80-105,697,342.80

Finding the Fourth Proportional to 110,988,133.20, 166,482,199.80 and 105,697,342.80

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Solution

The fourth proportional to 110,988,133.20, 166,482,199.80 and 105,697,342.80 is: 158,546,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,988,133.20 : 166,482,199.80 = 105,697,342.80 : x
  2. Step 2: Convert to fraction form
    110,988,133.20/166,482,199.80 = 105,697,342.80/x
  3. Step 3: Cross multiply
    110,988,133.20x = 166,482,199.80 × 105,697,342.80
  4. Step 4: Simplify right side
    110,988,133.20x = 17,596,726,142,358,692
  5. Step 5: Solve for x
    x = 17,596,726,142,358,692/110,988,133.20
  6. Step 6: Final answer
    x = 158,546,014.20

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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.