Home / 885,161,415.80-1,327,723,890.80-294,994,513.80

Finding the Fourth Proportional to 885,161,415.80, 1,327,723,890.80 and 294,994,513.80

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Solution

The fourth proportional to 885,161,415.80, 1,327,723,890.80 and 294,994,513.80 is: 442,485,694.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,161,415.80 : 1,327,723,890.80 = 294,994,513.80 : x
  2. Step 2: Convert to fraction form
    885,161,415.80/1,327,723,890.80 = 294,994,513.80/x
  3. Step 3: Cross multiply
    885,161,415.80x = 1,327,723,890.80 × 294,994,513.80
  4. Step 4: Simplify right side
    885,161,415.80x = 391,671,263,627,190,272
  5. Step 5: Solve for x
    x = 391,671,263,627,190,272/885,161,415.80
  6. Step 6: Final answer
    x = 442,485,694.29

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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.