Home / 251,001,042.03-346,273,992-156,751,563.78

Finding the Fourth Proportional to 251,001,042.03, 346,273,992 and 156,751,563.78

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Solution

The fourth proportional to 251,001,042.03, 346,273,992 and 156,751,563.78 is: 216,250,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,001,042.03 : 346,273,992 = 156,751,563.78 : x
  2. Step 2: Convert to fraction form
    251,001,042.03/346,273,992 = 156,751,563.78/x
  3. Step 3: Cross multiply
    251,001,042.03x = 346,273,992 × 156,751,563.78
  4. Step 4: Simplify right side
    251,001,042.03x = 54,278,989,742,343,208
  5. Step 5: Solve for x
    x = 54,278,989,742,343,208/251,001,042.03
  6. Step 6: Final answer
    x = 216,250,057.38

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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.