Home / 121,254,427.21-181,879,014.75-33,813,611.10

Finding the Fourth Proportional to 121,254,427.21, 181,879,014.75 and 33,813,611.10

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Solution

The fourth proportional to 121,254,427.21, 181,879,014.75 and 33,813,611.10 is: 50,719,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,254,427.21 : 181,879,014.75 = 33,813,611.10 : x
  2. Step 2: Convert to fraction form
    121,254,427.21/181,879,014.75 = 33,813,611.10/x
  3. Step 3: Cross multiply
    121,254,427.21x = 181,879,014.75 × 33,813,611.10
  4. Step 4: Simplify right side
    121,254,427.21x = 6,149,986,272,007,664
  5. Step 5: Solve for x
    x = 6,149,986,272,007,664/121,254,427.21
  6. Step 6: Final answer
    x = 50,719,684.33

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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.