Home / 1,494,680,739.60-2,242,021,109.40-872,257,040.40

Finding the Fourth Proportional to 1,494,680,739.60, 2,242,021,109.40 and 872,257,040.40

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Solution

The fourth proportional to 1,494,680,739.60, 2,242,021,109.40 and 872,257,040.40 is: 1,308,385,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,680,739.60 : 2,242,021,109.40 = 872,257,040.40 : x
  2. Step 2: Convert to fraction form
    1,494,680,739.60/2,242,021,109.40 = 872,257,040.40/x
  3. Step 3: Cross multiply
    1,494,680,739.60x = 2,242,021,109.40 × 872,257,040.40
  4. Step 4: Simplify right side
    1,494,680,739.60x = 1,955,618,697,399,568,640
  5. Step 5: Solve for x
    x = 1,955,618,697,399,568,640/1,494,680,739.60
  6. Step 6: Final answer
    x = 1,308,385,560.60

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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.