Home / 655,371,010.80-983,056,516.20-266,982,118.20

Finding the Fourth Proportional to 655,371,010.80, 983,056,516.20 and 266,982,118.20

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Solution

The fourth proportional to 655,371,010.80, 983,056,516.20 and 266,982,118.20 is: 400,473,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,371,010.80 : 983,056,516.20 = 266,982,118.20 : x
  2. Step 2: Convert to fraction form
    655,371,010.80/983,056,516.20 = 266,982,118.20/x
  3. Step 3: Cross multiply
    655,371,010.80x = 983,056,516.20 × 266,982,118.20
  4. Step 4: Simplify right side
    655,371,010.80x = 262,458,511,005,388,608
  5. Step 5: Solve for x
    x = 262,458,511,005,388,608/655,371,010.80
  6. Step 6: Final answer
    x = 400,473,177.30

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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.