Home / 493,570,396.88-740,438,830.40-165,968,034.92

Finding the Fourth Proportional to 493,570,396.88, 740,438,830.40 and 165,968,034.92

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Solution

The fourth proportional to 493,570,396.88, 740,438,830.40 and 165,968,034.92 is: 248,980,041.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,570,396.88 : 740,438,830.40 = 165,968,034.92 : x
  2. Step 2: Convert to fraction form
    493,570,396.88/740,438,830.40 = 165,968,034.92/x
  3. Step 3: Cross multiply
    493,570,396.88x = 740,438,830.40 × 165,968,034.92
  4. Step 4: Simplify right side
    493,570,396.88x = 122,889,177,659,951,136
  5. Step 5: Solve for x
    x = 122,889,177,659,951,136/493,570,396.88
  6. Step 6: Final answer
    x = 248,980,041.02

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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.