Home / 363,089,170.81-500,994,527.38-216,425,101.69

Finding the Fourth Proportional to 363,089,170.81, 500,994,527.38 and 216,425,101.69

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Solution

The fourth proportional to 363,089,170.81, 500,994,527.38 and 216,425,101.69 is: 298,625,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,089,170.81 : 500,994,527.38 = 216,425,101.69 : x
  2. Step 2: Convert to fraction form
    363,089,170.81/500,994,527.38 = 216,425,101.69/x
  3. Step 3: Cross multiply
    363,089,170.81x = 500,994,527.38 × 216,425,101.69
  4. Step 4: Simplify right side
    363,089,170.81x = 108,427,791,534,349,984
  5. Step 5: Solve for x
    x = 108,427,791,534,349,984/363,089,170.81
  6. Step 6: Final answer
    x = 298,625,792.92

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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.