Home / 2,979,988,089,864.30-4,113,148,713,321.30-1,940,888,269,764.90

Finding the Fourth Proportional to 2,979,988,089,864.30, 4,113,148,713,321.30 and 1,940,888,269,764.90

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Solution

The fourth proportional to 2,979,988,089,864.30, 4,113,148,713,321.30 and 1,940,888,269,764.90 is: 2,678,924,159,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,988,089,864.30 : 4,113,148,713,321.30 = 1,940,888,269,764.90 : x
  2. Step 2: Convert to fraction form
    2,979,988,089,864.30/4,113,148,713,321.30 = 1,940,888,269,764.90/x
  3. Step 3: Cross multiply
    2,979,988,089,864.30x = 4,113,148,713,321.30 × 1,940,888,269,764.90
  4. Step 4: Simplify right side
    2,979,988,089,864.30x = 7,983,162,089,483,902,327,455,744
  5. Step 5: Solve for x
    x = 7,983,162,089,483,902,327,455,744/2,979,988,089,864.30
  6. Step 6: Final answer
    x = 2,678,924,159,675.90

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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.