Home / 742,611,998.49-1,024,798,564.44-403,517,506.33

Finding the Fourth Proportional to 742,611,998.49, 1,024,798,564.44 and 403,517,506.33

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Solution

The fourth proportional to 742,611,998.49, 1,024,798,564.44 and 403,517,506.33 is: 556,850,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,611,998.49 : 1,024,798,564.44 = 403,517,506.33 : x
  2. Step 2: Convert to fraction form
    742,611,998.49/1,024,798,564.44 = 403,517,506.33/x
  3. Step 3: Cross multiply
    742,611,998.49x = 1,024,798,564.44 × 403,517,506.33
  4. Step 4: Simplify right side
    742,611,998.49x = 413,524,161,218,128,512
  5. Step 5: Solve for x
    x = 413,524,161,218,128,512/742,611,998.49
  6. Step 6: Final answer
    x = 556,850,902.03

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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.