Home / 7,725,565,667.90-10,661,538,137.55-4,339,071,733.61

Finding the Fourth Proportional to 7,725,565,667.90, 10,661,538,137.55 and 4,339,071,733.61

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Solution

The fourth proportional to 7,725,565,667.90, 10,661,538,137.55 and 4,339,071,733.61 is: 5,988,063,626.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,565,667.90 : 10,661,538,137.55 = 4,339,071,733.61 : x
  2. Step 2: Convert to fraction form
    7,725,565,667.90/10,661,538,137.55 = 4,339,071,733.61/x
  3. Step 3: Cross multiply
    7,725,565,667.90x = 10,661,538,137.55 × 4,339,071,733.61
  4. Step 4: Simplify right side
    7,725,565,667.90x = 46,261,178,769,448,198,144
  5. Step 5: Solve for x
    x = 46,261,178,769,448,198,144/7,725,565,667.90
  6. Step 6: Final answer
    x = 5,988,063,626.42

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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.