Home / 12,030,145,633.36-18,045,193,638.08-6,787,373,873.68

Finding the Fourth Proportional to 12,030,145,633.36, 18,045,193,638.08 and 6,787,373,873.68

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Solution

The fourth proportional to 12,030,145,633.36, 18,045,193,638.08 and 6,787,373,873.68 is: 10,181,046,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,145,633.36 : 18,045,193,638.08 = 6,787,373,873.68 : x
  2. Step 2: Convert to fraction form
    12,030,145,633.36/18,045,193,638.08 = 6,787,373,873.68/x
  3. Step 3: Cross multiply
    12,030,145,633.36x = 18,045,193,638.08 × 6,787,373,873.68
  4. Step 4: Simplify right side
    12,030,145,633.36x = 122,479,475,844,600,758,272
  5. Step 5: Solve for x
    x = 122,479,475,844,600,758,272/12,030,145,633.36
  6. Step 6: Final answer
    x = 10,181,046,811.68

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Double scale
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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.