Home / 118,610,783,288.20-163,692,975,460.98-67,178,491,928.20

Finding the Fourth Proportional to 118,610,783,288.20, 163,692,975,460.98 and 67,178,491,928.20

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Solution

The fourth proportional to 118,610,783,288.20, 163,692,975,460.98 and 67,178,491,928.20 is: 92,712,036,172.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,610,783,288.20 : 163,692,975,460.98 = 67,178,491,928.20 : x
  2. Step 2: Convert to fraction form
    118,610,783,288.20/163,692,975,460.98 = 67,178,491,928.20/x
  3. Step 3: Cross multiply
    118,610,783,288.20x = 163,692,975,460.98 × 67,178,491,928.20
  4. Step 4: Simplify right side
    118,610,783,288.20x = 10,996,647,230,708,486,504,448
  5. Step 5: Solve for x
    x = 10,996,647,230,708,486,504,448/118,610,783,288.20
  6. Step 6: Final answer
    x = 92,712,036,172.87

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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.