Home / 36,145,729,374.80-54,218,594,062.20-12,872,970,078.80

Finding the Fourth Proportional to 36,145,729,374.80, 54,218,594,062.20 and 12,872,970,078.80

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Solution

The fourth proportional to 36,145,729,374.80, 54,218,594,062.20 and 12,872,970,078.80 is: 19,309,455,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145,729,374.80 : 54,218,594,062.20 = 12,872,970,078.80 : x
  2. Step 2: Convert to fraction form
    36,145,729,374.80/54,218,594,062.20 = 12,872,970,078.80/x
  3. Step 3: Cross multiply
    36,145,729,374.80x = 54,218,594,062.20 × 12,872,970,078.80
  4. Step 4: Simplify right side
    36,145,729,374.80x = 697,954,339,077,303,828,480
  5. Step 5: Solve for x
    x = 697,954,339,077,303,828,480/36,145,729,374.80
  6. Step 6: Final answer
    x = 19,309,455,118.20

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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.