Home / 1,116,151,350.69-1,674,331,321.33-329,205,770.55

Finding the Fourth Proportional to 1,116,151,350.69, 1,674,331,321.33 and 329,205,770.55

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Solution

The fourth proportional to 1,116,151,350.69, 1,674,331,321.33 and 329,205,770.55 is: 493,839,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,151,350.69 : 1,674,331,321.33 = 329,205,770.55 : x
  2. Step 2: Convert to fraction form
    1,116,151,350.69/1,674,331,321.33 = 329,205,770.55/x
  3. Step 3: Cross multiply
    1,116,151,350.69x = 1,674,331,321.33 × 329,205,770.55
  4. Step 4: Simplify right side
    1,116,151,350.69x = 551,199,532,798,788,736
  5. Step 5: Solve for x
    x = 551,199,532,798,788,736/1,116,151,350.69
  6. Step 6: Final answer
    x = 493,839,417.44

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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.