Home / 570,275,108.84-786,844,766.94-322,756,463

Finding the Fourth Proportional to 570,275,108.84, 786,844,766.94 and 322,756,463

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Solution

The fourth proportional to 570,275,108.84, 786,844,766.94 and 322,756,463 is: 445,327,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,275,108.84 : 786,844,766.94 = 322,756,463 : x
  2. Step 2: Convert to fraction form
    570,275,108.84/786,844,766.94 = 322,756,463/x
  3. Step 3: Cross multiply
    570,275,108.84x = 786,844,766.94 × 322,756,463
  4. Step 4: Simplify right side
    570,275,108.84x = 253,959,233,907,613,760
  5. Step 5: Solve for x
    x = 253,959,233,907,613,760/570,275,108.84
  6. Step 6: Final answer
    x = 445,327,579.57

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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.