Home / 363,089,159.69-500,994,512.03-216,425,090.57

Finding the Fourth Proportional to 363,089,159.69, 500,994,512.03 and 216,425,090.57

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Solution

The fourth proportional to 363,089,159.69, 500,994,512.03 and 216,425,090.57 is: 298,625,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,089,159.69 : 500,994,512.03 = 216,425,090.57 : x
  2. Step 2: Convert to fraction form
    363,089,159.69/500,994,512.03 = 216,425,090.57/x
  3. Step 3: Cross multiply
    363,089,159.69x = 500,994,512.03 × 216,425,090.57
  4. Step 4: Simplify right side
    363,089,159.69x = 108,427,782,639,201,792
  5. Step 5: Solve for x
    x = 108,427,782,639,201,792/363,089,159.69
  6. Step 6: Final answer
    x = 298,625,777.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.