Home / 803,326,046.45-1,204,438,961.94-409,089,744.60

Finding the Fourth Proportional to 803,326,046.45, 1,204,438,961.94 and 409,089,744.60

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Solution

The fourth proportional to 803,326,046.45, 1,204,438,961.94 and 409,089,744.60 is: 613,354,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,326,046.45 : 1,204,438,961.94 = 409,089,744.60 : x
  2. Step 2: Convert to fraction form
    803,326,046.45/1,204,438,961.94 = 409,089,744.60/x
  3. Step 3: Cross multiply
    803,326,046.45x = 1,204,438,961.94 × 409,089,744.60
  4. Step 4: Simplify right side
    803,326,046.45x = 492,723,627,326,323,776
  5. Step 5: Solve for x
    x = 492,723,627,326,323,776/803,326,046.45
  6. Step 6: Final answer
    x = 613,354,477.31

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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.