Home / 1,441,168,736.60-2,157,448,432.80-858,603,112.40

Finding the Fourth Proportional to 1,441,168,736.60, 2,157,448,432.80 and 858,603,112.40

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Solution

The fourth proportional to 1,441,168,736.60, 2,157,448,432.80 and 858,603,112.40 is: 1,285,340,080.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,168,736.60 : 2,157,448,432.80 = 858,603,112.40 : x
  2. Step 2: Convert to fraction form
    1,441,168,736.60/2,157,448,432.80 = 858,603,112.40/x
  3. Step 3: Cross multiply
    1,441,168,736.60x = 2,157,448,432.80 × 858,603,112.40
  4. Step 4: Simplify right side
    1,441,168,736.60x = 1,852,391,939,244,582,400
  5. Step 5: Solve for x
    x = 1,852,391,939,244,582,400/1,441,168,736.60
  6. Step 6: Final answer
    x = 1,285,340,080.03

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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.