Home / 3,179,536,918.56-4,771,346,096.72-1,542,868,699.68

Finding the Fourth Proportional to 3,179,536,918.56, 4,771,346,096.72 and 1,542,868,699.68

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Solution

The fourth proportional to 3,179,536,918.56, 4,771,346,096.72 and 1,542,868,699.68 is: 2,315,293,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,536,918.56 : 4,771,346,096.72 = 1,542,868,699.68 : x
  2. Step 2: Convert to fraction form
    3,179,536,918.56/4,771,346,096.72 = 1,542,868,699.68/x
  3. Step 3: Cross multiply
    3,179,536,918.56x = 4,771,346,096.72 × 1,542,868,699.68
  4. Step 4: Simplify right side
    3,179,536,918.56x = 7,361,560,547,969,630,208
  5. Step 5: Solve for x
    x = 7,361,560,547,969,630,208/3,179,536,918.56
  6. Step 6: Final answer
    x = 2,315,293,307.34

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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.