Home / 10,741,284,009.80-16,111,926,014.70-7,838,907,561.80

Finding the Fourth Proportional to 10,741,284,009.80, 16,111,926,014.70 and 7,838,907,561.80

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Solution

The fourth proportional to 10,741,284,009.80, 16,111,926,014.70 and 7,838,907,561.80 is: 11,758,361,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741,284,009.80 : 16,111,926,014.70 = 7,838,907,561.80 : x
  2. Step 2: Convert to fraction form
    10,741,284,009.80/16,111,926,014.70 = 7,838,907,561.80/x
  3. Step 3: Cross multiply
    10,741,284,009.80x = 16,111,926,014.70 × 7,838,907,561.80
  4. Step 4: Simplify right side
    10,741,284,009.80x = 126,299,898,671,793,979,392
  5. Step 5: Solve for x
    x = 126,299,898,671,793,979,392/10,741,284,009.80
  6. Step 6: Final answer
    x = 11,758,361,342.70

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Double scale
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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.