Home / 958,794,549.44-1,322,759,992.40-556,839,870.88

Finding the Fourth Proportional to 958,794,549.44, 1,322,759,992.40 and 556,839,870.88

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Solution

The fourth proportional to 958,794,549.44, 1,322,759,992.40 and 556,839,870.88 is: 768,220,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,794,549.44 : 1,322,759,992.40 = 556,839,870.88 : x
  2. Step 2: Convert to fraction form
    958,794,549.44/1,322,759,992.40 = 556,839,870.88/x
  3. Step 3: Cross multiply
    958,794,549.44x = 1,322,759,992.40 × 556,839,870.88
  4. Step 4: Simplify right side
    958,794,549.44x = 736,565,503,373,245,824
  5. Step 5: Solve for x
    x = 736,565,503,373,245,824/958,794,549.44
  6. Step 6: Final answer
    x = 768,220,369.84

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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.