Home / 269,632,674,403.46-371,952,020,111.84-166,716,895,936.72

Finding the Fourth Proportional to 269,632,674,403.46, 371,952,020,111.84 and 166,716,895,936.72

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Solution

The fourth proportional to 269,632,674,403.46, 371,952,020,111.84 and 166,716,895,936.72 is: 229,982,090,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,632,674,403.46 : 371,952,020,111.84 = 166,716,895,936.72 : x
  2. Step 2: Convert to fraction form
    269,632,674,403.46/371,952,020,111.84 = 166,716,895,936.72/x
  3. Step 3: Cross multiply
    269,632,674,403.46x = 371,952,020,111.84 × 166,716,895,936.72
  4. Step 4: Simplify right side
    269,632,674,403.46x = 62,010,686,230,438,415,958,016
  5. Step 5: Solve for x
    x = 62,010,686,230,438,415,958,016/269,632,674,403.46
  6. Step 6: Final answer
    x = 229,982,090,885.80

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1.5x scale

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.