Home / 194,150,105.80-291,225,158.70-163,539,104.20

Finding the Fourth Proportional to 194,150,105.80, 291,225,158.70 and 163,539,104.20

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Solution

The fourth proportional to 194,150,105.80, 291,225,158.70 and 163,539,104.20 is: 245,308,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,150,105.80 : 291,225,158.70 = 163,539,104.20 : x
  2. Step 2: Convert to fraction form
    194,150,105.80/291,225,158.70 = 163,539,104.20/x
  3. Step 3: Cross multiply
    194,150,105.80x = 291,225,158.70 × 163,539,104.20
  4. Step 4: Simplify right side
    194,150,105.80x = 47,626,701,574,300,832
  5. Step 5: Solve for x
    x = 47,626,701,574,300,832/194,150,105.80
  6. Step 6: Final answer
    x = 245,308,656.30

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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.