Home / 2,412,841,455.36-3,619,845,638.40-838,721,514.24

Finding the Fourth Proportional to 2,412,841,455.36, 3,619,845,638.40 and 838,721,514.24

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Solution

The fourth proportional to 2,412,841,455.36, 3,619,845,638.40 and 838,721,514.24 is: 1,258,285,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,841,455.36 : 3,619,845,638.40 = 838,721,514.24 : x
  2. Step 2: Convert to fraction form
    2,412,841,455.36/3,619,845,638.40 = 838,721,514.24/x
  3. Step 3: Cross multiply
    2,412,841,455.36x = 3,619,845,638.40 × 838,721,514.24
  4. Step 4: Simplify right side
    2,412,841,455.36x = 3,036,042,415,153,907,712
  5. Step 5: Solve for x
    x = 3,036,042,415,153,907,712/2,412,841,455.36
  6. Step 6: Final answer
    x = 1,258,285,084.75

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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.