Home / 42,227,836,034.80-63,325,629,738.60-12,774,089,858.80

Finding the Fourth Proportional to 42,227,836,034.80, 63,325,629,738.60 and 12,774,089,858.80

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Solution

The fourth proportional to 42,227,836,034.80, 63,325,629,738.60 and 12,774,089,858.80 is: 19,156,257,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,227,836,034.80 : 63,325,629,738.60 = 12,774,089,858.80 : x
  2. Step 2: Convert to fraction form
    42,227,836,034.80/63,325,629,738.60 = 12,774,089,858.80/x
  3. Step 3: Cross multiply
    42,227,836,034.80x = 63,325,629,738.60 × 12,774,089,858.80
  4. Step 4: Simplify right side
    42,227,836,034.80x = 808,927,284,645,973,852,160
  5. Step 5: Solve for x
    x = 808,927,284,645,973,852,160/42,227,836,034.80
  6. Step 6: Final answer
    x = 19,156,257,118.63

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Double scale
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1.5x scale

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.