Home / 6,870,989,619.60-10,309,507,738.20-3,188,599,501.20

Finding the Fourth Proportional to 6,870,989,619.60, 10,309,507,738.20 and 3,188,599,501.20

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Solution

The fourth proportional to 6,870,989,619.60, 10,309,507,738.20 and 3,188,599,501.20 is: 4,784,302,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,989,619.60 : 10,309,507,738.20 = 3,188,599,501.20 : x
  2. Step 2: Convert to fraction form
    6,870,989,619.60/10,309,507,738.20 = 3,188,599,501.20/x
  3. Step 3: Cross multiply
    6,870,989,619.60x = 10,309,507,738.20 × 3,188,599,501.20
  4. Step 4: Simplify right side
    6,870,989,619.60x = 32,872,891,231,642,058,752
  5. Step 5: Solve for x
    x = 32,872,891,231,642,058,752/6,870,989,619.60
  6. Step 6: Final answer
    x = 4,784,302,269.63

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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.