Home / 45,729,103,374.36-68,570,102,923.74-20,525,213,603.52

Finding the Fourth Proportional to 45,729,103,374.36, 68,570,102,923.74 and 20,525,213,603.52

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Solution

The fourth proportional to 45,729,103,374.36, 68,570,102,923.74 and 20,525,213,603.52 is: 30,777,249,179.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,729,103,374.36 : 68,570,102,923.74 = 20,525,213,603.52 : x
  2. Step 2: Convert to fraction form
    45,729,103,374.36/68,570,102,923.74 = 20,525,213,603.52/x
  3. Step 3: Cross multiply
    45,729,103,374.36x = 68,570,102,923.74 × 20,525,213,603.52
  4. Step 4: Simplify right side
    45,729,103,374.36x = 1,407,416,009,325,114,818,560
  5. Step 5: Solve for x
    x = 1,407,416,009,325,114,818,560/45,729,103,374.36
  6. Step 6: Final answer
    x = 30,777,249,179.88

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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.