Home / 371,291,914.63-512,386,920.33-204,028,219.13

Finding the Fourth Proportional to 371,291,914.63, 512,386,920.33 and 204,028,219.13

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Solution

The fourth proportional to 371,291,914.63, 512,386,920.33 and 204,028,219.13 is: 281,561,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,291,914.63 : 512,386,920.33 = 204,028,219.13 : x
  2. Step 2: Convert to fraction form
    371,291,914.63/512,386,920.33 = 204,028,219.13/x
  3. Step 3: Cross multiply
    371,291,914.63x = 512,386,920.33 × 204,028,219.13
  4. Step 4: Simplify right side
    371,291,914.63x = 104,541,390,860,435,088
  5. Step 5: Solve for x
    x = 104,541,390,860,435,088/371,291,914.63
  6. Step 6: Final answer
    x = 281,561,183.38

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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.