Home / 343,387,779,945.36-515,158,488,138.60-104,641,114,287.84

Finding the Fourth Proportional to 343,387,779,945.36, 515,158,488,138.60 and 104,641,114,287.84

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Solution

The fourth proportional to 343,387,779,945.36, 515,158,488,138.60 and 104,641,114,287.84 is: 156,985,080,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,387,779,945.36 : 515,158,488,138.60 = 104,641,114,287.84 : x
  2. Step 2: Convert to fraction form
    343,387,779,945.36/515,158,488,138.60 = 104,641,114,287.84/x
  3. Step 3: Cross multiply
    343,387,779,945.36x = 515,158,488,138.60 × 104,641,114,287.84
  4. Step 4: Simplify right side
    343,387,779,945.36x = 53,906,758,233,662,104,272,896
  5. Step 5: Solve for x
    x = 53,906,758,233,662,104,272,896/343,387,779,945.36
  6. Step 6: Final answer
    x = 156,985,080,372.52

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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.