Home / 1,180,186,198.84-1,628,870,197.98-703,907,131.96

Finding the Fourth Proportional to 1,180,186,198.84, 1,628,870,197.98 and 703,907,131.96

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Solution

The fourth proportional to 1,180,186,198.84, 1,628,870,197.98 and 703,907,131.96 is: 971,519,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,186,198.84 : 1,628,870,197.98 = 703,907,131.96 : x
  2. Step 2: Convert to fraction form
    1,180,186,198.84/1,628,870,197.98 = 703,907,131.96/x
  3. Step 3: Cross multiply
    1,180,186,198.84x = 1,628,870,197.98 × 703,907,131.96
  4. Step 4: Simplify right side
    1,180,186,198.84x = 1,146,573,349,395,219,200
  5. Step 5: Solve for x
    x = 1,146,573,349,395,219,200/1,180,186,198.84
  6. Step 6: Final answer
    x = 971,519,028.54

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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.