Home / 885,161,405.79-1,327,723,875.79-294,994,503.79

Finding the Fourth Proportional to 885,161,405.79, 1,327,723,875.79 and 294,994,503.79

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Solution

The fourth proportional to 885,161,405.79, 1,327,723,875.79 and 294,994,503.79 is: 442,485,679.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,161,405.79 : 1,327,723,875.79 = 294,994,503.79 : x
  2. Step 2: Convert to fraction form
    885,161,405.79/1,327,723,875.79 = 294,994,503.79/x
  3. Step 3: Cross multiply
    885,161,405.79x = 1,327,723,875.79 × 294,994,503.79
  4. Step 4: Simplify right side
    885,161,405.79x = 391,671,245,904,749,824
  5. Step 5: Solve for x
    x = 391,671,245,904,749,824/885,161,405.79
  6. Step 6: Final answer
    x = 442,485,679.27

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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.