Home / 177,149,021.80-265,723,532.70-104,291,012.20

Finding the Fourth Proportional to 177,149,021.80, 265,723,532.70 and 104,291,012.20

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Solution

The fourth proportional to 177,149,021.80, 265,723,532.70 and 104,291,012.20 is: 156,436,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,149,021.80 : 265,723,532.70 = 104,291,012.20 : x
  2. Step 2: Convert to fraction form
    177,149,021.80/265,723,532.70 = 104,291,012.20/x
  3. Step 3: Cross multiply
    177,149,021.80x = 265,723,532.70 × 104,291,012.20
  4. Step 4: Simplify right side
    177,149,021.80x = 27,712,576,190,642,800
  5. Step 5: Solve for x
    x = 27,712,576,190,642,800/177,149,021.80
  6. Step 6: Final answer
    x = 156,436,518.30

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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.