Home / 398,550,168.09-597,784,888.15-107,446,717.33

Finding the Fourth Proportional to 398,550,168.09, 597,784,888.15 and 107,446,717.33

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Solution

The fourth proportional to 398,550,168.09, 597,784,888.15 and 107,446,717.33 is: 161,159,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,550,168.09 : 597,784,888.15 = 107,446,717.33 : x
  2. Step 2: Convert to fraction form
    398,550,168.09/597,784,888.15 = 107,446,717.33/x
  3. Step 3: Cross multiply
    398,550,168.09x = 597,784,888.15 × 107,446,717.33
  4. Step 4: Simplify right side
    398,550,168.09x = 64,230,023,899,435,640
  5. Step 5: Solve for x
    x = 64,230,023,899,435,640/398,550,168.09
  6. Step 6: Final answer
    x = 161,159,194.10

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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.