Home / 20,028,486,403.95-30,036,351,166.97-6,579,648,565.71

Finding the Fourth Proportional to 20,028,486,403.95, 30,036,351,166.97 and 6,579,648,565.71

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Solution

The fourth proportional to 20,028,486,403.95, 30,036,351,166.97 and 6,579,648,565.71 is: 9,867,377,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,028,486,403.95 : 30,036,351,166.97 = 6,579,648,565.71 : x
  2. Step 2: Convert to fraction form
    20,028,486,403.95/30,036,351,166.97 = 6,579,648,565.71/x
  3. Step 3: Cross multiply
    20,028,486,403.95x = 30,036,351,166.97 × 6,579,648,565.71
  4. Step 4: Simplify right side
    20,028,486,403.95x = 197,628,634,874,883,145,728
  5. Step 5: Solve for x
    x = 197,628,634,874,883,145,728/20,028,486,403.95
  6. Step 6: Final answer
    x = 9,867,377,438.76

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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.