Home / 902,167,286.40-1,352,468,465.69-349,089,039.90

Finding the Fourth Proportional to 902,167,286.40, 1,352,468,465.69 and 349,089,039.90

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Solution

The fourth proportional to 902,167,286.40, 1,352,468,465.69 and 349,089,039.90 is: 523,330,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,167,286.40 : 1,352,468,465.69 = 349,089,039.90 : x
  2. Step 2: Convert to fraction form
    902,167,286.40/1,352,468,465.69 = 349,089,039.90/x
  3. Step 3: Cross multiply
    902,167,286.40x = 1,352,468,465.69 × 349,089,039.90
  4. Step 4: Simplify right side
    902,167,286.40x = 472,131,918,181,002,688
  5. Step 5: Solve for x
    x = 472,131,918,181,002,688/902,167,286.40
  6. Step 6: Final answer
    x = 523,330,789.42

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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.