Home / 7,705,199,216.80-10,632,525,485.16-4,271,989,142.48

Finding the Fourth Proportional to 7,705,199,216.80, 10,632,525,485.16 and 4,271,989,142.48

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Solution

The fourth proportional to 7,705,199,216.80, 10,632,525,485.16 and 4,271,989,142.48 is: 5,894,984,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705,199,216.80 : 10,632,525,485.16 = 4,271,989,142.48 : x
  2. Step 2: Convert to fraction form
    7,705,199,216.80/10,632,525,485.16 = 4,271,989,142.48/x
  3. Step 3: Cross multiply
    7,705,199,216.80x = 10,632,525,485.16 × 4,271,989,142.48
  4. Step 4: Simplify right side
    7,705,199,216.80x = 45,422,033,429,745,410,048
  5. Step 5: Solve for x
    x = 45,422,033,429,745,410,048/7,705,199,216.80
  6. Step 6: Final answer
    x = 5,894,984,951.29

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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.