Home / 881,330,436.20-1,321,947,813.60-267,866,832.26

Finding the Fourth Proportional to 881,330,436.20, 1,321,947,813.60 and 267,866,832.26

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Solution

The fourth proportional to 881,330,436.20, 1,321,947,813.60 and 267,866,832.26 is: 401,785,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,330,436.20 : 1,321,947,813.60 = 267,866,832.26 : x
  2. Step 2: Convert to fraction form
    881,330,436.20/1,321,947,813.60 = 267,866,832.26/x
  3. Step 3: Cross multiply
    881,330,436.20x = 1,321,947,813.60 × 267,866,832.26
  4. Step 4: Simplify right side
    881,330,436.20x = 354,105,973,242,064,896
  5. Step 5: Solve for x
    x = 354,105,973,242,064,896/881,330,436.20
  6. Step 6: Final answer
    x = 401,785,707.94

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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.