Home / 6,886,593,129.80-10,329,889,694.70-3,399,808,728.80

Finding the Fourth Proportional to 6,886,593,129.80, 10,329,889,694.70 and 3,399,808,728.80

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Solution

The fourth proportional to 6,886,593,129.80, 10,329,889,694.70 and 3,399,808,728.80 is: 5,099,713,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886,593,129.80 : 10,329,889,694.70 = 3,399,808,728.80 : x
  2. Step 2: Convert to fraction form
    6,886,593,129.80/10,329,889,694.70 = 3,399,808,728.80/x
  3. Step 3: Cross multiply
    6,886,593,129.80x = 10,329,889,694.70 × 3,399,808,728.80
  4. Step 4: Simplify right side
    6,886,593,129.80x = 35,119,649,151,582,232,576
  5. Step 5: Solve for x
    x = 35,119,649,151,582,232,576/6,886,593,129.80
  6. Step 6: Final answer
    x = 5,099,713,093.20

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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.