Home / 38,263,795,274.70-57,395,692,912.05-19,667,611,802.70

Finding the Fourth Proportional to 38,263,795,274.70, 57,395,692,912.05 and 19,667,611,802.70

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Solution

The fourth proportional to 38,263,795,274.70, 57,395,692,912.05 and 19,667,611,802.70 is: 29,501,417,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,263,795,274.70 : 57,395,692,912.05 = 19,667,611,802.70 : x
  2. Step 2: Convert to fraction form
    38,263,795,274.70/57,395,692,912.05 = 19,667,611,802.70/x
  3. Step 3: Cross multiply
    38,263,795,274.70x = 57,395,692,912.05 × 19,667,611,802.70
  4. Step 4: Simplify right side
    38,263,795,274.70x = 1,128,836,207,341,179,371,520
  5. Step 5: Solve for x
    x = 1,128,836,207,341,179,371,520/38,263,795,274.70
  6. Step 6: Final answer
    x = 29,501,417,704.05

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Double scale
Find fourth proportional to 38,263,795,275.70, 57,395,692,913.55 and 19,667,611,803.70
Similar ratio
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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.