Home / 12,954,865,021.40-19,439,467,998.84-6,322,549,100.40

Finding the Fourth Proportional to 12,954,865,021.40, 19,439,467,998.84 and 6,322,549,100.40

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Solution

The fourth proportional to 12,954,865,021.40, 19,439,467,998.84 and 6,322,549,100.40 is: 9,487,323,156.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954,865,021.40 : 19,439,467,998.84 = 6,322,549,100.40 : x
  2. Step 2: Convert to fraction form
    12,954,865,021.40/19,439,467,998.84 = 6,322,549,100.40/x
  3. Step 3: Cross multiply
    12,954,865,021.40x = 19,439,467,998.84 × 6,322,549,100.40
  4. Step 4: Simplify right side
    12,954,865,021.40x = 122,906,990,908,320,415,744
  5. Step 5: Solve for x
    x = 122,906,990,908,320,415,744/12,954,865,021.40
  6. Step 6: Final answer
    x = 9,487,323,156.61

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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.