Home / 274,933,266.55-379,421,539.29-170,544,968.12

Finding the Fourth Proportional to 274,933,266.55, 379,421,539.29 and 170,544,968.12

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Solution

The fourth proportional to 274,933,266.55, 379,421,539.29 and 170,544,968.12 is: 235,360,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,933,266.55 : 379,421,539.29 = 170,544,968.12 : x
  2. Step 2: Convert to fraction form
    274,933,266.55/379,421,539.29 = 170,544,968.12/x
  3. Step 3: Cross multiply
    274,933,266.55x = 379,421,539.29 × 170,544,968.12
  4. Step 4: Simplify right side
    274,933,266.55x = 64,708,434,322,254,384
  5. Step 5: Solve for x
    x = 64,708,434,322,254,384/274,933,266.55
  6. Step 6: Final answer
    x = 235,360,511.79

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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.