Home / 11,136,641,001.12-15,368,968,661.28-6,379,836,219.36

Finding the Fourth Proportional to 11,136,641,001.12, 15,368,968,661.28 and 6,379,836,219.36

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Solution

The fourth proportional to 11,136,641,001.12, 15,368,968,661.28 and 6,379,836,219.36 is: 8,804,405,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136,641,001.12 : 15,368,968,661.28 = 6,379,836,219.36 : x
  2. Step 2: Convert to fraction form
    11,136,641,001.12/15,368,968,661.28 = 6,379,836,219.36/x
  3. Step 3: Cross multiply
    11,136,641,001.12x = 15,368,968,661.28 × 6,379,836,219.36
  4. Step 4: Simplify right side
    11,136,641,001.12x = 98,051,502,919,442,907,136
  5. Step 5: Solve for x
    x = 98,051,502,919,442,907,136/11,136,641,001.12
  6. Step 6: Final answer
    x = 8,804,405,467.46

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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.