Home / 36,145,729,373.80-54,218,594,060.70-12,872,970,077.80

Finding the Fourth Proportional to 36,145,729,373.80, 54,218,594,060.70 and 12,872,970,077.80

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Solution

The fourth proportional to 36,145,729,373.80, 54,218,594,060.70 and 12,872,970,077.80 is: 19,309,455,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145,729,373.80 : 54,218,594,060.70 = 12,872,970,077.80 : x
  2. Step 2: Convert to fraction form
    36,145,729,373.80/54,218,594,060.70 = 12,872,970,077.80/x
  3. Step 3: Cross multiply
    36,145,729,373.80x = 54,218,594,060.70 × 12,872,970,077.80
  4. Step 4: Simplify right side
    36,145,729,373.80x = 697,954,339,003,775,844,352
  5. Step 5: Solve for x
    x = 697,954,339,003,775,844,352/36,145,729,373.80
  6. Step 6: Final answer
    x = 19,309,455,116.70

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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.