Home / 177,320,907.20-266,149,322.40-109,296,459.20

Finding the Fourth Proportional to 177,320,907.20, 266,149,322.40 and 109,296,459.20

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Solution

The fourth proportional to 177,320,907.20, 266,149,322.40 and 109,296,459.20 is: 164,048,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,320,907.20 : 266,149,322.40 = 109,296,459.20 : x
  2. Step 2: Convert to fraction form
    177,320,907.20/266,149,322.40 = 109,296,459.20/x
  3. Step 3: Cross multiply
    177,320,907.20x = 266,149,322.40 × 109,296,459.20
  4. Step 4: Simplify right side
    177,320,907.20x = 29,089,178,556,799,248
  5. Step 5: Solve for x
    x = 29,089,178,556,799,248/177,320,907.20
  6. Step 6: Final answer
    x = 164,048,216.40

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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.