Home / 6,642,389,461.60-9,965,095,846.80-3,880,596,872.80

Finding the Fourth Proportional to 6,642,389,461.60, 9,965,095,846.80 and 3,880,596,872.80

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Solution

The fourth proportional to 6,642,389,461.60, 9,965,095,846.80 and 3,880,596,872.80 is: 5,821,778,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,389,461.60 : 9,965,095,846.80 = 3,880,596,872.80 : x
  2. Step 2: Convert to fraction form
    6,642,389,461.60/9,965,095,846.80 = 3,880,596,872.80/x
  3. Step 3: Cross multiply
    6,642,389,461.60x = 9,965,095,846.80 × 3,880,596,872.80
  4. Step 4: Simplify right side
    6,642,389,461.60x = 38,670,519,780,244,348,928
  5. Step 5: Solve for x
    x = 38,670,519,780,244,348,928/6,642,389,461.60
  6. Step 6: Final answer
    x = 5,821,778,443.41

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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.