Home / 30,928,035,975.61-46,373,067,840.03-12,019,245,380.82

Finding the Fourth Proportional to 30,928,035,975.61, 46,373,067,840.03 and 12,019,245,380.82

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Solution

The fourth proportional to 30,928,035,975.61, 46,373,067,840.03 and 12,019,245,380.82 is: 18,021,489,688.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,928,035,975.61 : 46,373,067,840.03 = 12,019,245,380.82 : x
  2. Step 2: Convert to fraction form
    30,928,035,975.61/46,373,067,840.03 = 12,019,245,380.82/x
  3. Step 3: Cross multiply
    30,928,035,975.61x = 46,373,067,840.03 × 12,019,245,380.82
  4. Step 4: Simplify right side
    30,928,035,975.61x = 557,369,281,430,733,062,144
  5. Step 5: Solve for x
    x = 557,369,281,430,733,062,144/30,928,035,975.61
  6. Step 6: Final answer
    x = 18,021,489,688.84

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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.