Home / 930,209,230.09-1,395,518,152.88-275,109,182.97

Finding the Fourth Proportional to 930,209,230.09, 1,395,518,152.88 and 275,109,182.97

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Solution

The fourth proportional to 930,209,230.09, 1,395,518,152.88 and 275,109,182.97 is: 412,724,198.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,209,230.09 : 1,395,518,152.88 = 275,109,182.97 : x
  2. Step 2: Convert to fraction form
    930,209,230.09/1,395,518,152.88 = 275,109,182.97/x
  3. Step 3: Cross multiply
    930,209,230.09x = 1,395,518,152.88 × 275,109,182.97
  4. Step 4: Simplify right side
    930,209,230.09x = 383,919,858,858,620,416
  5. Step 5: Solve for x
    x = 383,919,858,858,620,416/930,209,230.09
  6. Step 6: Final answer
    x = 412,724,198.43

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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.