Home / 488,944,804.68-674,756,595.54-268,934,004.36

Finding the Fourth Proportional to 488,944,804.68, 674,756,595.54 and 268,934,004.36

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Solution

The fourth proportional to 488,944,804.68, 674,756,595.54 and 268,934,004.36 is: 371,135,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,944,804.68 : 674,756,595.54 = 268,934,004.36 : x
  2. Step 2: Convert to fraction form
    488,944,804.68/674,756,595.54 = 268,934,004.36/x
  3. Step 3: Cross multiply
    488,944,804.68x = 674,756,595.54 × 268,934,004.36
  4. Step 4: Simplify right side
    488,944,804.68x = 181,464,993,206,893,120
  5. Step 5: Solve for x
    x = 181,464,993,206,893,120/488,944,804.68
  6. Step 6: Final answer
    x = 371,135,947.19

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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.