Home / 881,330,445.21-1,321,947,826.38-267,866,841.27

Finding the Fourth Proportional to 881,330,445.21, 1,321,947,826.38 and 267,866,841.27

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Solution

The fourth proportional to 881,330,445.21, 1,321,947,826.38 and 267,866,841.27 is: 401,785,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,330,445.21 : 1,321,947,826.38 = 267,866,841.27 : x
  2. Step 2: Convert to fraction form
    881,330,445.21/1,321,947,826.38 = 267,866,841.27/x
  3. Step 3: Cross multiply
    881,330,445.21x = 1,321,947,826.38 × 267,866,841.27
  4. Step 4: Simplify right side
    881,330,445.21x = 354,105,988,576,153,024
  5. Step 5: Solve for x
    x = 354,105,988,576,153,024/881,330,445.21
  6. Step 6: Final answer
    x = 401,785,721.24

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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.