Home / 258,883,258.10-357,256,481.73-141,408,543.38

Finding the Fourth Proportional to 258,883,258.10, 357,256,481.73 and 141,408,543.38

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Solution

The fourth proportional to 258,883,258.10, 357,256,481.73 and 141,408,543.38 is: 195,142,471.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,883,258.10 : 357,256,481.73 = 141,408,543.38 : x
  2. Step 2: Convert to fraction form
    258,883,258.10/357,256,481.73 = 141,408,543.38/x
  3. Step 3: Cross multiply
    258,883,258.10x = 357,256,481.73 × 141,408,543.38
  4. Step 4: Simplify right side
    258,883,258.10x = 50,519,118,694,502,880
  5. Step 5: Solve for x
    x = 50,519,118,694,502,880/258,883,258.10
  6. Step 6: Final answer
    x = 195,142,471.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.