Home / 16,786,530,565.94-23,165,734,621.92-9,165,878,620.94

Finding the Fourth Proportional to 16,786,530,565.94, 23,165,734,621.92 and 9,165,878,620.94

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Solution

The fourth proportional to 16,786,530,565.94, 23,165,734,621.92 and 9,165,878,620.94 is: 12,649,088,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,530,565.94 : 23,165,734,621.92 = 9,165,878,620.94 : x
  2. Step 2: Convert to fraction form
    16,786,530,565.94/23,165,734,621.92 = 9,165,878,620.94/x
  3. Step 3: Cross multiply
    16,786,530,565.94x = 23,165,734,621.92 × 9,165,878,620.94
  4. Step 4: Simplify right side
    16,786,530,565.94x = 212,334,311,709,426,089,984
  5. Step 5: Solve for x
    x = 212,334,311,709,426,089,984/16,786,530,565.94
  6. Step 6: Final answer
    x = 12,649,088,557.96

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Double scale
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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.