Home / 109,162,358,512.20-163,743,537,768.30-30,645,139,408.20

Finding the Fourth Proportional to 109,162,358,512.20, 163,743,537,768.30 and 30,645,139,408.20

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Solution

The fourth proportional to 109,162,358,512.20, 163,743,537,768.30 and 30,645,139,408.20 is: 45,967,709,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,162,358,512.20 : 163,743,537,768.30 = 30,645,139,408.20 : x
  2. Step 2: Convert to fraction form
    109,162,358,512.20/163,743,537,768.30 = 30,645,139,408.20/x
  3. Step 3: Cross multiply
    109,162,358,512.20x = 163,743,537,768.30 × 30,645,139,408.20
  4. Step 4: Simplify right side
    109,162,358,512.20x = 5,017,943,542,101,415,297,024
  5. Step 5: Solve for x
    x = 5,017,943,542,101,415,297,024/109,162,358,512.20
  6. Step 6: Final answer
    x = 45,967,709,112.30

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Double scale
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Similar ratio
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1.5x scale

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.