Home / 478,342,736.70-717,445,975.50-150,775,679.22

Finding the Fourth Proportional to 478,342,736.70, 717,445,975.50 and 150,775,679.22

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Solution

The fourth proportional to 478,342,736.70, 717,445,975.50 and 150,775,679.22 is: 226,142,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,342,736.70 : 717,445,975.50 = 150,775,679.22 : x
  2. Step 2: Convert to fraction form
    478,342,736.70/717,445,975.50 = 150,775,679.22/x
  3. Step 3: Cross multiply
    478,342,736.70x = 717,445,975.50 × 150,775,679.22
  4. Step 4: Simplify right side
    478,342,736.70x = 108,173,404,259,667,984
  5. Step 5: Solve for x
    x = 108,173,404,259,667,984/478,342,736.70
  6. Step 6: Final answer
    x = 226,142,044.10

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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.