Home / 117,687,290.42-176,570,662.89-52,099,381.55

Finding the Fourth Proportional to 117,687,290.42, 176,570,662.89 and 52,099,381.55

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Solution

The fourth proportional to 117,687,290.42, 176,570,662.89 and 52,099,381.55 is: 78,166,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,687,290.42 : 176,570,662.89 = 52,099,381.55 : x
  2. Step 2: Convert to fraction form
    117,687,290.42/176,570,662.89 = 52,099,381.55/x
  3. Step 3: Cross multiply
    117,687,290.42x = 176,570,662.89 × 52,099,381.55
  4. Step 4: Simplify right side
    117,687,290.42x = 9,199,222,336,442,534
  5. Step 5: Solve for x
    x = 9,199,222,336,442,534/117,687,290.42
  6. Step 6: Final answer
    x = 78,166,659.32

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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.