Home / 269,201,215.48-403,801,801.35-85,097,995.42

Finding the Fourth Proportional to 269,201,215.48, 403,801,801.35 and 85,097,995.42

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Solution

The fourth proportional to 269,201,215.48, 403,801,801.35 and 85,097,995.42 is: 127,646,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,201,215.48 : 403,801,801.35 = 85,097,995.42 : x
  2. Step 2: Convert to fraction form
    269,201,215.48/403,801,801.35 = 85,097,995.42/x
  3. Step 3: Cross multiply
    269,201,215.48x = 403,801,801.35 × 85,097,995.42
  4. Step 4: Simplify right side
    269,201,215.48x = 34,362,723,841,870,052
  5. Step 5: Solve for x
    x = 34,362,723,841,870,052/269,201,215.48
  6. Step 6: Final answer
    x = 127,646,986.22

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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.