Home / 362,111,401,325.48-499,691,218,018.02-199,521,948,560.12

Finding the Fourth Proportional to 362,111,401,325.48, 499,691,218,018.02 and 199,521,948,560.12

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Solution

The fourth proportional to 362,111,401,325.48, 499,691,218,018.02 and 199,521,948,560.12 is: 275,327,882,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,111,401,325.48 : 499,691,218,018.02 = 199,521,948,560.12 : x
  2. Step 2: Convert to fraction form
    362,111,401,325.48/499,691,218,018.02 = 199,521,948,560.12/x
  3. Step 3: Cross multiply
    362,111,401,325.48x = 499,691,218,018.02 × 199,521,948,560.12
  4. Step 4: Simplify right side
    362,111,401,325.48x = 99,699,365,497,335,101,521,920
  5. Step 5: Solve for x
    x = 99,699,365,497,335,101,521,920/362,111,401,325.48
  6. Step 6: Final answer
    x = 275,327,882,890.17

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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.