Home / 6,870,989,477.60-10,309,507,525.20-3,188,599,359.20

Finding the Fourth Proportional to 6,870,989,477.60, 10,309,507,525.20 and 3,188,599,359.20

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Solution

The fourth proportional to 6,870,989,477.60, 10,309,507,525.20 and 3,188,599,359.20 is: 4,784,302,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,989,477.60 : 10,309,507,525.20 = 3,188,599,359.20 : x
  2. Step 2: Convert to fraction form
    6,870,989,477.60/10,309,507,525.20 = 3,188,599,359.20/x
  3. Step 3: Cross multiply
    6,870,989,477.60x = 10,309,507,525.20 × 3,188,599,359.20
  4. Step 4: Simplify right side
    6,870,989,477.60x = 32,872,889,088,520,298,496
  5. Step 5: Solve for x
    x = 32,872,889,088,520,298,496/6,870,989,477.60
  6. Step 6: Final answer
    x = 4,784,302,056.59

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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.