Home / 89,326,683.45-123,271,690.07-51,647,018.33

Finding the Fourth Proportional to 89,326,683.45, 123,271,690.07 and 51,647,018.33

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Solution

The fourth proportional to 89,326,683.45, 123,271,690.07 and 51,647,018.33 is: 71,273,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326,683.45 : 123,271,690.07 = 51,647,018.33 : x
  2. Step 2: Convert to fraction form
    89,326,683.45/123,271,690.07 = 51,647,018.33/x
  3. Step 3: Cross multiply
    89,326,683.45x = 123,271,690.07 × 51,647,018.33
  4. Step 4: Simplify right side
    89,326,683.45x = 6,366,615,235,740,776
  5. Step 5: Solve for x
    x = 6,366,615,235,740,776/89,326,683.45
  6. Step 6: Final answer
    x = 71,273,386.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.