Home / 12,932,659,845.84-19,398,908,366.32-6,959,599,609.72

Finding the Fourth Proportional to 12,932,659,845.84, 19,398,908,366.32 and 6,959,599,609.72

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Solution

The fourth proportional to 12,932,659,845.84, 19,398,908,366.32 and 6,959,599,609.72 is: 10,439,355,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,659,845.84 : 19,398,908,366.32 = 6,959,599,609.72 : x
  2. Step 2: Convert to fraction form
    12,932,659,845.84/19,398,908,366.32 = 6,959,599,609.72/x
  3. Step 3: Cross multiply
    12,932,659,845.84x = 19,398,908,366.32 × 6,959,599,609.72
  4. Step 4: Simplify right side
    12,932,659,845.84x = 135,008,635,095,234,723,840
  5. Step 5: Solve for x
    x = 135,008,635,095,234,723,840/12,932,659,845.84
  6. Step 6: Final answer
    x = 10,439,355,608.56

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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.