Home / 45,729,103,194.56-68,570,102,654.81-20,525,213,422.50

Finding the Fourth Proportional to 45,729,103,194.56, 68,570,102,654.81 and 20,525,213,422.50

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Solution

The fourth proportional to 45,729,103,194.56, 68,570,102,654.81 and 20,525,213,422.50 is: 30,777,248,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,729,103,194.56 : 68,570,102,654.81 = 20,525,213,422.50 : x
  2. Step 2: Convert to fraction form
    45,729,103,194.56/68,570,102,654.81 = 20,525,213,422.50/x
  3. Step 3: Cross multiply
    45,729,103,194.56x = 68,570,102,654.81 × 20,525,213,422.50
  4. Step 4: Simplify right side
    45,729,103,194.56x = 1,407,415,991,392,709,115,904
  5. Step 5: Solve for x
    x = 1,407,415,991,392,709,115,904/45,729,103,194.56
  6. Step 6: Final answer
    x = 30,777,248,908.75

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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.