Home / 489,771,542.94-675,884,741.58-269,754,968.94

Finding the Fourth Proportional to 489,771,542.94, 675,884,741.58 and 269,754,968.94

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Solution

The fourth proportional to 489,771,542.94, 675,884,741.58 and 269,754,968.94 is: 372,261,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,771,542.94 : 675,884,741.58 = 269,754,968.94 : x
  2. Step 2: Convert to fraction form
    489,771,542.94/675,884,741.58 = 269,754,968.94/x
  3. Step 3: Cross multiply
    489,771,542.94x = 675,884,741.58 × 269,754,968.94
  4. Step 4: Simplify right side
    489,771,542.94x = 182,323,267,471,932,832
  5. Step 5: Solve for x
    x = 182,323,267,471,932,832/489,771,542.94
  6. Step 6: Final answer
    x = 372,261,863.92

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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.