Home / 28,970,794,622.40-43,456,191,933.60-15,712,404,554.40

Finding the Fourth Proportional to 28,970,794,622.40, 43,456,191,933.60 and 15,712,404,554.40

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Solution

The fourth proportional to 28,970,794,622.40, 43,456,191,933.60 and 15,712,404,554.40 is: 23,568,606,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,794,622.40 : 43,456,191,933.60 = 15,712,404,554.40 : x
  2. Step 2: Convert to fraction form
    28,970,794,622.40/43,456,191,933.60 = 15,712,404,554.40/x
  3. Step 3: Cross multiply
    28,970,794,622.40x = 43,456,191,933.60 × 15,712,404,554.40
  4. Step 4: Simplify right side
    28,970,794,622.40x = 682,801,268,054,377,103,360
  5. Step 5: Solve for x
    x = 682,801,268,054,377,103,360/28,970,794,622.40
  6. Step 6: Final answer
    x = 23,568,606,831.60

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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.