Home / 1,343,665,751.44-1,855,054,140.88-1,194,575,072.64

Finding the Fourth Proportional to 1,343,665,751.44, 1,855,054,140.88 and 1,194,575,072.64

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Solution

The fourth proportional to 1,343,665,751.44, 1,855,054,140.88 and 1,194,575,072.64 is: 1,649,220,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,665,751.44 : 1,855,054,140.88 = 1,194,575,072.64 : x
  2. Step 2: Convert to fraction form
    1,343,665,751.44/1,855,054,140.88 = 1,194,575,072.64/x
  3. Step 3: Cross multiply
    1,343,665,751.44x = 1,855,054,140.88 × 1,194,575,072.64
  4. Step 4: Simplify right side
    1,343,665,751.44x = 2,216,001,435,092,859,136
  5. Step 5: Solve for x
    x = 2,216,001,435,092,859,136/1,343,665,751.44
  6. Step 6: Final answer
    x = 1,649,220,747.58

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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.