Home / 398,563,324.86-549,528,738.14-327,751,472.46

Finding the Fourth Proportional to 398,563,324.86, 549,528,738.14 and 327,751,472.46

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Solution

The fourth proportional to 398,563,324.86, 549,528,738.14 and 327,751,472.46 is: 451,895,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,563,324.86 : 549,528,738.14 = 327,751,472.46 : x
  2. Step 2: Convert to fraction form
    398,563,324.86/549,528,738.14 = 327,751,472.46/x
  3. Step 3: Cross multiply
    398,563,324.86x = 549,528,738.14 × 327,751,472.46
  4. Step 4: Simplify right side
    398,563,324.86x = 180,108,853,084,470,752
  5. Step 5: Solve for x
    x = 180,108,853,084,470,752/398,563,324.86
  6. Step 6: Final answer
    x = 451,895,199.21

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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.