Home / 45,729,103,193.56-68,570,102,653.31-20,525,213,421.50

Finding the Fourth Proportional to 45,729,103,193.56, 68,570,102,653.31 and 20,525,213,421.50

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Solution

The fourth proportional to 45,729,103,193.56, 68,570,102,653.31 and 20,525,213,421.50 is: 30,777,248,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,729,103,193.56 : 68,570,102,653.31 = 20,525,213,421.50 : x
  2. Step 2: Convert to fraction form
    45,729,103,193.56/68,570,102,653.31 = 20,525,213,421.50/x
  3. Step 3: Cross multiply
    45,729,103,193.56x = 68,570,102,653.31 × 20,525,213,421.50
  4. Step 4: Simplify right side
    45,729,103,193.56x = 1,407,415,991,293,488,136,192
  5. Step 5: Solve for x
    x = 1,407,415,991,293,488,136,192/45,729,103,193.56
  6. Step 6: Final answer
    x = 30,777,248,907.25

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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.