Home / 930,209,460.96-1,395,518,499.44-275,109,413.84

Finding the Fourth Proportional to 930,209,460.96, 1,395,518,499.44 and 275,109,413.84

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Solution

The fourth proportional to 930,209,460.96, 1,395,518,499.44 and 275,109,413.84 is: 412,724,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,209,460.96 : 1,395,518,499.44 = 275,109,413.84 : x
  2. Step 2: Convert to fraction form
    930,209,460.96/1,395,518,499.44 = 275,109,413.84/x
  3. Step 3: Cross multiply
    930,209,460.96x = 1,395,518,499.44 × 275,109,413.84
  4. Step 4: Simplify right side
    930,209,460.96x = 383,920,276,383,814,720
  5. Step 5: Solve for x
    x = 383,920,276,383,814,720/930,209,460.96
  6. Step 6: Final answer
    x = 412,724,544.84

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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.