Home / 449,247,437.94-673,424,746.44-312,645,843.30

Finding the Fourth Proportional to 449,247,437.94, 673,424,746.44 and 312,645,843.30

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Solution

The fourth proportional to 449,247,437.94, 673,424,746.44 and 312,645,843.30 is: 468,658,093.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,247,437.94 : 673,424,746.44 = 312,645,843.30 : x
  2. Step 2: Convert to fraction form
    449,247,437.94/673,424,746.44 = 312,645,843.30/x
  3. Step 3: Cross multiply
    449,247,437.94x = 673,424,746.44 × 312,645,843.30
  4. Step 4: Simplify right side
    449,247,437.94x = 210,543,447,749,822,496
  5. Step 5: Solve for x
    x = 210,543,447,749,822,496/449,247,437.94
  6. Step 6: Final answer
    x = 468,658,093.44

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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.