Home / 10,278,449,370.28-14,188,907,811.81-6,473,564,149.69

Finding the Fourth Proportional to 10,278,449,370.28, 14,188,907,811.81 and 6,473,564,149.69

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Solution

The fourth proportional to 10,278,449,370.28, 14,188,907,811.81 and 6,473,564,149.69 is: 8,936,445,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278,449,370.28 : 14,188,907,811.81 = 6,473,564,149.69 : x
  2. Step 2: Convert to fraction form
    10,278,449,370.28/14,188,907,811.81 = 6,473,564,149.69/x
  3. Step 3: Cross multiply
    10,278,449,370.28x = 14,188,907,811.81 × 6,473,564,149.69
  4. Step 4: Simplify right side
    10,278,449,370.28x = 91,852,804,933,789,597,696
  5. Step 5: Solve for x
    x = 91,852,804,933,789,597,696/10,278,449,370.28
  6. Step 6: Final answer
    x = 8,936,445,724.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.