Home / 885,242,970.56-1,327,928,228.76-339,984,504.56

Finding the Fourth Proportional to 885,242,970.56, 1,327,928,228.76 and 339,984,504.56

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Solution

The fourth proportional to 885,242,970.56, 1,327,928,228.76 and 339,984,504.56 is: 510,001,249.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,242,970.56 : 1,327,928,228.76 = 339,984,504.56 : x
  2. Step 2: Convert to fraction form
    885,242,970.56/1,327,928,228.76 = 339,984,504.56/x
  3. Step 3: Cross multiply
    885,242,970.56x = 1,327,928,228.76 × 339,984,504.56
  4. Step 4: Simplify right side
    885,242,970.56x = 451,475,020,950,784,704
  5. Step 5: Solve for x
    x = 451,475,020,950,784,704/885,242,970.56
  6. Step 6: Final answer
    x = 510,001,249.33

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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.