Home / 835,744,142.96-1,253,621,556.86-245,531,968.50

Finding the Fourth Proportional to 835,744,142.96, 1,253,621,556.86 and 245,531,968.50

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Solution

The fourth proportional to 835,744,142.96, 1,253,621,556.86 and 245,531,968.50 is: 368,299,522.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,744,142.96 : 1,253,621,556.86 = 245,531,968.50 : x
  2. Step 2: Convert to fraction form
    835,744,142.96/1,253,621,556.86 = 245,531,968.50/x
  3. Step 3: Cross multiply
    835,744,142.96x = 1,253,621,556.86 × 245,531,968.50
  4. Step 4: Simplify right side
    835,744,142.96x = 307,804,168,609,870,464
  5. Step 5: Solve for x
    x = 307,804,168,609,870,464/835,744,142.96
  6. Step 6: Final answer
    x = 368,299,522.29

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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.