Home / 91,081,573.10-136,622,759.85-28,833,193.31

Finding the Fourth Proportional to 91,081,573.10, 136,622,759.85 and 28,833,193.31

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Solution

The fourth proportional to 91,081,573.10, 136,622,759.85 and 28,833,193.31 is: 43,249,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,081,573.10 : 136,622,759.85 = 28,833,193.31 : x
  2. Step 2: Convert to fraction form
    91,081,573.10/136,622,759.85 = 28,833,193.31/x
  3. Step 3: Cross multiply
    91,081,573.10x = 136,622,759.85 × 28,833,193.31
  4. Step 4: Simplify right side
    91,081,573.10x = 3,939,270,445,300,756
  5. Step 5: Solve for x
    x = 3,939,270,445,300,756/91,081,573.10
  6. Step 6: Final answer
    x = 43,249,916.65

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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.