Home / 2,199,547,745.36-3,300,788,631.53-800,531,627.64

Finding the Fourth Proportional to 2,199,547,745.36, 3,300,788,631.53 and 800,531,627.64

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Solution

The fourth proportional to 2,199,547,745.36, 3,300,788,631.53 and 800,531,627.64 is: 1,201,331,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,547,745.36 : 3,300,788,631.53 = 800,531,627.64 : x
  2. Step 2: Convert to fraction form
    2,199,547,745.36/3,300,788,631.53 = 800,531,627.64/x
  3. Step 3: Cross multiply
    2,199,547,745.36x = 3,300,788,631.53 × 800,531,627.64
  4. Step 4: Simplify right side
    2,199,547,745.36x = 2,642,385,695,683,942,400
  5. Step 5: Solve for x
    x = 2,642,385,695,683,942,400/2,199,547,745.36
  6. Step 6: Final answer
    x = 1,201,331,365.17

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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.