Home / 26,690,556,786.60-36,830,533,863.15-15,837,757,821.72

Finding the Fourth Proportional to 26,690,556,786.60, 36,830,533,863.15 and 15,837,757,821.72

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Solution

The fourth proportional to 26,690,556,786.60, 36,830,533,863.15 and 15,837,757,821.72 is: 21,854,661,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690,556,786.60 : 36,830,533,863.15 = 15,837,757,821.72 : x
  2. Step 2: Convert to fraction form
    26,690,556,786.60/36,830,533,863.15 = 15,837,757,821.72/x
  3. Step 3: Cross multiply
    26,690,556,786.60x = 36,830,533,863.15 × 15,837,757,821.72
  4. Step 4: Simplify right side
    26,690,556,786.60x = 583,313,075,769,227,214,848
  5. Step 5: Solve for x
    x = 583,313,075,769,227,214,848/26,690,556,786.60
  6. Step 6: Final answer
    x = 21,854,661,198.45

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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.