Home / 119,579,032.39-179,368,550.94-28,702,621.39

Finding the Fourth Proportional to 119,579,032.39, 179,368,550.94 and 28,702,621.39

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Solution

The fourth proportional to 119,579,032.39, 179,368,550.94 and 28,702,621.39 is: 43,053,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,579,032.39 : 179,368,550.94 = 28,702,621.39 : x
  2. Step 2: Convert to fraction form
    119,579,032.39/179,368,550.94 = 28,702,621.39/x
  3. Step 3: Cross multiply
    119,579,032.39x = 179,368,550.94 × 28,702,621.39
  4. Step 4: Simplify right side
    119,579,032.39x = 5,148,347,606,903,749
  5. Step 5: Solve for x
    x = 5,148,347,606,903,749/119,579,032.39
  6. Step 6: Final answer
    x = 43,053,932.65

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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.