Home / 1,771,839,561.60-2,657,759,342.40-851,493,974.40

Finding the Fourth Proportional to 1,771,839,561.60, 2,657,759,342.40 and 851,493,974.40

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Solution

The fourth proportional to 1,771,839,561.60, 2,657,759,342.40 and 851,493,974.40 is: 1,277,240,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,839,561.60 : 2,657,759,342.40 = 851,493,974.40 : x
  2. Step 2: Convert to fraction form
    1,771,839,561.60/2,657,759,342.40 = 851,493,974.40/x
  3. Step 3: Cross multiply
    1,771,839,561.60x = 2,657,759,342.40 × 851,493,974.40
  4. Step 4: Simplify right side
    1,771,839,561.60x = 2,263,066,065,458,906,368
  5. Step 5: Solve for x
    x = 2,263,066,065,458,906,368/1,771,839,561.60
  6. Step 6: Final answer
    x = 1,277,240,961.60

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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.