Home / 958,794,547.44-1,322,759,989.64-556,839,868.88

Finding the Fourth Proportional to 958,794,547.44, 1,322,759,989.64 and 556,839,868.88

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Solution

The fourth proportional to 958,794,547.44, 1,322,759,989.64 and 556,839,868.88 is: 768,220,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,794,547.44 : 1,322,759,989.64 = 556,839,868.88 : x
  2. Step 2: Convert to fraction form
    958,794,547.44/1,322,759,989.64 = 556,839,868.88/x
  3. Step 3: Cross multiply
    958,794,547.44x = 1,322,759,989.64 × 556,839,868.88
  4. Step 4: Simplify right side
    958,794,547.44x = 736,565,499,190,847,872
  5. Step 5: Solve for x
    x = 736,565,499,190,847,872/958,794,547.44
  6. Step 6: Final answer
    x = 768,220,367.08

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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.