Home / 85,030,739,665.40-117,345,985,626.41-48,901,800,297.71

Finding the Fourth Proportional to 85,030,739,665.40, 117,345,985,626.41 and 48,901,800,297.71

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Solution

The fourth proportional to 85,030,739,665.40, 117,345,985,626.41 and 48,901,800,297.71 is: 67,486,534,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,030,739,665.40 : 117,345,985,626.41 = 48,901,800,297.71 : x
  2. Step 2: Convert to fraction form
    85,030,739,665.40/117,345,985,626.41 = 48,901,800,297.71/x
  3. Step 3: Cross multiply
    85,030,739,665.40x = 117,345,985,626.41 × 48,901,800,297.71
  4. Step 4: Simplify right side
    85,030,739,665.40x = 5,738,429,954,840,650,055,680
  5. Step 5: Solve for x
    x = 5,738,429,954,840,650,055,680/85,030,739,665.40
  6. Step 6: Final answer
    x = 67,486,534,604.09

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1.5x scale

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.