Home / 38,485,708,647.36-57,654,100,446.70-21,646,355,968.41

Finding the Fourth Proportional to 38,485,708,647.36, 57,654,100,446.70 and 21,646,355,968.41

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Solution

The fourth proportional to 38,485,708,647.36, 57,654,100,446.70 and 21,646,355,968.41 is: 32,427,652,372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,485,708,647.36 : 57,654,100,446.70 = 21,646,355,968.41 : x
  2. Step 2: Convert to fraction form
    38,485,708,647.36/57,654,100,446.70 = 21,646,355,968.41/x
  3. Step 3: Cross multiply
    38,485,708,647.36x = 57,654,100,446.70 × 21,646,355,968.41
  4. Step 4: Simplify right side
    38,485,708,647.36x = 1,248,001,181,307,395,112,960
  5. Step 5: Solve for x
    x = 1,248,001,181,307,395,112,960/38,485,708,647.36
  6. Step 6: Final answer
    x = 32,427,652,372.02

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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.