Home / 1,365,190,824.97-1,883,949,926.02-738,645,505.57

Finding the Fourth Proportional to 1,365,190,824.97, 1,883,949,926.02 and 738,645,505.57

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Solution

The fourth proportional to 1,365,190,824.97, 1,883,949,926.02 and 738,645,505.57 is: 1,019,323,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,190,824.97 : 1,883,949,926.02 = 738,645,505.57 : x
  2. Step 2: Convert to fraction form
    1,365,190,824.97/1,883,949,926.02 = 738,645,505.57/x
  3. Step 3: Cross multiply
    1,365,190,824.97x = 1,883,949,926.02 × 738,645,505.57
  4. Step 4: Simplify right side
    1,365,190,824.97x = 1,391,571,145,573,607,168
  5. Step 5: Solve for x
    x = 1,391,571,145,573,607,168/1,365,190,824.97
  6. Step 6: Final answer
    x = 1,019,323,540.80

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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.