Home / 11,805,039,416.92-16,290,940,591.20-6,452,634,928.36

Finding the Fourth Proportional to 11,805,039,416.92, 16,290,940,591.20 and 6,452,634,928.36

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Solution

The fourth proportional to 11,805,039,416.92, 16,290,940,591.20 and 6,452,634,928.36 is: 8,904,628,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805,039,416.92 : 16,290,940,591.20 = 6,452,634,928.36 : x
  2. Step 2: Convert to fraction form
    11,805,039,416.92/16,290,940,591.20 = 6,452,634,928.36/x
  3. Step 3: Cross multiply
    11,805,039,416.92x = 16,290,940,591.20 × 6,452,634,928.36
  4. Step 4: Simplify right side
    11,805,039,416.92x = 105,119,492,274,614,829,056
  5. Step 5: Solve for x
    x = 105,119,492,274,614,829,056/11,805,039,416.92
  6. Step 6: Final answer
    x = 8,904,628,655.79

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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.