Home / 7,144,650,958.56-9,860,852,427.54-4,135,562,783.64

Finding the Fourth Proportional to 7,144,650,958.56, 9,860,852,427.54 and 4,135,562,783.64

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Solution

The fourth proportional to 7,144,650,958.56, 9,860,852,427.54 and 4,135,562,783.64 is: 5,707,790,982.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144,650,958.56 : 9,860,852,427.54 = 4,135,562,783.64 : x
  2. Step 2: Convert to fraction form
    7,144,650,958.56/9,860,852,427.54 = 4,135,562,783.64/x
  3. Step 3: Cross multiply
    7,144,650,958.56x = 9,860,852,427.54 × 4,135,562,783.64
  4. Step 4: Simplify right side
    7,144,650,958.56x = 40,780,174,314,300,579,840
  5. Step 5: Solve for x
    x = 40,780,174,314,300,579,840/7,144,650,958.56
  6. Step 6: Final answer
    x = 5,707,790,982.49

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1.5x scale

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.