Home / 3,984,552,966.69-5,498,685,181.45-2,176,089,593.78

Finding the Fourth Proportional to 3,984,552,966.69, 5,498,685,181.45 and 2,176,089,593.78

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Solution

The fourth proportional to 3,984,552,966.69, 5,498,685,181.45 and 2,176,089,593.78 is: 3,003,004,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,552,966.69 : 5,498,685,181.45 = 2,176,089,593.78 : x
  2. Step 2: Convert to fraction form
    3,984,552,966.69/5,498,685,181.45 = 2,176,089,593.78/x
  3. Step 3: Cross multiply
    3,984,552,966.69x = 5,498,685,181.45 × 2,176,089,593.78
  4. Step 4: Simplify right side
    3,984,552,966.69x = 11,965,631,602,841,593,856
  5. Step 5: Solve for x
    x = 11,965,631,602,841,593,856/3,984,552,966.69
  6. Step 6: Final answer
    x = 3,003,004,779.42

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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.