Home / 2,979,988,089,865.50-4,113,148,713,322.50-1,940,888,269,765.90

Finding the Fourth Proportional to 2,979,988,089,865.50, 4,113,148,713,322.50 and 1,940,888,269,765.90

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Solution

The fourth proportional to 2,979,988,089,865.50, 4,113,148,713,322.50 and 1,940,888,269,765.90 is: 2,678,924,159,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,988,089,865.50 : 4,113,148,713,322.50 = 1,940,888,269,765.90 : x
  2. Step 2: Convert to fraction form
    2,979,988,089,865.50/4,113,148,713,322.50 = 1,940,888,269,765.90/x
  3. Step 3: Cross multiply
    2,979,988,089,865.50x = 4,113,148,713,322.50 × 1,940,888,269,765.90
  4. Step 4: Simplify right side
    2,979,988,089,865.50x = 7,983,162,089,490,344,778,399,744
  5. Step 5: Solve for x
    x = 7,983,162,089,490,344,778,399,744/2,979,988,089,865.50
  6. Step 6: Final answer
    x = 2,678,924,159,676.98

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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.