Home / 748,481,999.40-1,032,852,723.66-435,193,986.96

Finding the Fourth Proportional to 748,481,999.40, 1,032,852,723.66 and 435,193,986.96

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Solution

The fourth proportional to 748,481,999.40, 1,032,852,723.66 and 435,193,986.96 is: 600,537,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,481,999.40 : 1,032,852,723.66 = 435,193,986.96 : x
  2. Step 2: Convert to fraction form
    748,481,999.40/1,032,852,723.66 = 435,193,986.96/x
  3. Step 3: Cross multiply
    748,481,999.40x = 1,032,852,723.66 × 435,193,986.96
  4. Step 4: Simplify right side
    748,481,999.40x = 449,491,294,752,090,496
  5. Step 5: Solve for x
    x = 449,491,294,752,090,496/748,481,999.40
  6. Step 6: Final answer
    x = 600,537,214.14

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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.