Home / 85,019,801,853.98-117,326,629,298.69-46,438,746,336.29

Finding the Fourth Proportional to 85,019,801,853.98, 117,326,629,298.69 and 46,438,746,336.29

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Solution

The fourth proportional to 85,019,801,853.98, 117,326,629,298.69 and 46,438,746,336.29 is: 64,085,089,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,019,801,853.98 : 117,326,629,298.69 = 46,438,746,336.29 : x
  2. Step 2: Convert to fraction form
    85,019,801,853.98/117,326,629,298.69 = 46,438,746,336.29/x
  3. Step 3: Cross multiply
    85,019,801,853.98x = 117,326,629,298.69 × 46,438,746,336.29
  4. Step 4: Simplify right side
    85,019,801,853.98x = 5,448,501,576,494,029,471,744
  5. Step 5: Solve for x
    x = 5,448,501,576,494,029,471,744/85,019,801,853.98
  6. Step 6: Final answer
    x = 64,085,089,093.15

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1.5x scale

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.