Home / 449,161,324.32-673,806,255.96-138,295,242.96

Finding the Fourth Proportional to 449,161,324.32, 673,806,255.96 and 138,295,242.96

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Solution

The fourth proportional to 449,161,324.32, 673,806,255.96 and 138,295,242.96 is: 207,462,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,161,324.32 : 673,806,255.96 = 138,295,242.96 : x
  2. Step 2: Convert to fraction form
    449,161,324.32/673,806,255.96 = 138,295,242.96/x
  3. Step 3: Cross multiply
    449,161,324.32x = 673,806,255.96 × 138,295,242.96
  4. Step 4: Simplify right side
    449,161,324.32x = 93,184,199,875,956,160
  5. Step 5: Solve for x
    x = 93,184,199,875,956,160/449,161,324.32
  6. Step 6: Final answer
    x = 207,462,652.79

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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.