Home / 38,600,892,158.21-57,868,176,651.11-13,415,336,913.68

Finding the Fourth Proportional to 38,600,892,158.21, 57,868,176,651.11 and 13,415,336,913.68

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Solution

The fourth proportional to 38,600,892,158.21, 57,868,176,651.11 and 13,415,336,913.68 is: 20,111,480,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,892,158.21 : 57,868,176,651.11 = 13,415,336,913.68 : x
  2. Step 2: Convert to fraction form
    38,600,892,158.21/57,868,176,651.11 = 13,415,336,913.68/x
  3. Step 3: Cross multiply
    38,600,892,158.21x = 57,868,176,651.11 × 13,415,336,913.68
  4. Step 4: Simplify right side
    38,600,892,158.21x = 776,321,086,354,634,702,848
  5. Step 5: Solve for x
    x = 776,321,086,354,634,702,848/38,600,892,158.21
  6. Step 6: Final answer
    x = 20,111,480,407.57

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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.