Home / 819,707,214.96-1,229,273,128.01-229,338,812.05

Finding the Fourth Proportional to 819,707,214.96, 1,229,273,128.01 and 229,338,812.05

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Solution

The fourth proportional to 819,707,214.96, 1,229,273,128.01 and 229,338,812.05 is: 343,927,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,707,214.96 : 1,229,273,128.01 = 229,338,812.05 : x
  2. Step 2: Convert to fraction form
    819,707,214.96/1,229,273,128.01 = 229,338,812.05/x
  3. Step 3: Cross multiply
    819,707,214.96x = 1,229,273,128.01 × 229,338,812.05
  4. Step 4: Simplify right side
    819,707,214.96x = 281,920,038,860,301,184
  5. Step 5: Solve for x
    x = 281,920,038,860,301,184/819,707,214.96
  6. Step 6: Final answer
    x = 343,927,726.53

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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.