Home / 357,830,338,540.42-536,741,970,665.30-163,938,404,568.57

Finding the Fourth Proportional to 357,830,338,540.42, 536,741,970,665.30 and 163,938,404,568.57

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Solution

The fourth proportional to 357,830,338,540.42, 536,741,970,665.30 and 163,938,404,568.57 is: 245,905,986,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,830,338,540.42 : 536,741,970,665.30 = 163,938,404,568.57 : x
  2. Step 2: Convert to fraction form
    357,830,338,540.42/536,741,970,665.30 = 163,938,404,568.57/x
  3. Step 3: Cross multiply
    357,830,338,540.42x = 536,741,970,665.30 × 163,938,404,568.57
  4. Step 4: Simplify right side
    357,830,338,540.42x = 87,992,622,335,859,477,184,512
  5. Step 5: Solve for x
    x = 87,992,622,335,859,477,184,512/357,830,338,540.42
  6. Step 6: Final answer
    x = 245,905,986,325.19

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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.