Home / 682,206,975.29-941,448,445.40-368,941,182.77

Finding the Fourth Proportional to 682,206,975.29, 941,448,445.40 and 368,941,182.77

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Solution

The fourth proportional to 682,206,975.29, 941,448,445.40 and 368,941,182.77 is: 509,140,357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,206,975.29 : 941,448,445.40 = 368,941,182.77 : x
  2. Step 2: Convert to fraction form
    682,206,975.29/941,448,445.40 = 368,941,182.77/x
  3. Step 3: Cross multiply
    682,206,975.29x = 941,448,445.40 × 368,941,182.77
  4. Step 4: Simplify right side
    682,206,975.29x = 347,339,102,956,301,824
  5. Step 5: Solve for x
    x = 347,339,102,956,301,824/682,206,975.29
  6. Step 6: Final answer
    x = 509,140,357.02

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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.