Home / 789,504,363.60-1,184,256,545.40-776,067,435.60

Finding the Fourth Proportional to 789,504,363.60, 1,184,256,545.40 and 776,067,435.60

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Solution

The fourth proportional to 789,504,363.60, 1,184,256,545.40 and 776,067,435.60 is: 1,164,101,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,504,363.60 : 1,184,256,545.40 = 776,067,435.60 : x
  2. Step 2: Convert to fraction form
    789,504,363.60/1,184,256,545.40 = 776,067,435.60/x
  3. Step 3: Cross multiply
    789,504,363.60x = 1,184,256,545.40 × 776,067,435.60
  4. Step 4: Simplify right side
    789,504,363.60x = 919,062,940,281,093,120
  5. Step 5: Solve for x
    x = 919,062,940,281,093,120/789,504,363.60
  6. Step 6: Final answer
    x = 1,164,101,153.40

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1.5x scale

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.