Home / 1,017,776,580-1,404,591,675.76-766,437,537.84

Finding the Fourth Proportional to 1,017,776,580, 1,404,591,675.76 and 766,437,537.84

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Solution

The fourth proportional to 1,017,776,580, 1,404,591,675.76 and 766,437,537.84 is: 1,057,728,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,776,580 : 1,404,591,675.76 = 766,437,537.84 : x
  2. Step 2: Convert to fraction form
    1,017,776,580/1,404,591,675.76 = 766,437,537.84/x
  3. Step 3: Cross multiply
    1,017,776,580x = 1,404,591,675.76 × 766,437,537.84
  4. Step 4: Simplify right side
    1,017,776,580x = 1,076,531,785,640,054,016
  5. Step 5: Solve for x
    x = 1,076,531,785,640,054,016/1,017,776,580
  6. Step 6: Final answer
    x = 1,057,728,981.78

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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.