Home / 47,858,754,921.60-71,788,132,382.40-39,705,027,945.60

Finding the Fourth Proportional to 47,858,754,921.60, 71,788,132,382.40 and 39,705,027,945.60

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Solution

The fourth proportional to 47,858,754,921.60, 71,788,132,382.40 and 39,705,027,945.60 is: 59,557,541,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,858,754,921.60 : 71,788,132,382.40 = 39,705,027,945.60 : x
  2. Step 2: Convert to fraction form
    47,858,754,921.60/71,788,132,382.40 = 39,705,027,945.60/x
  3. Step 3: Cross multiply
    47,858,754,921.60x = 71,788,132,382.40 × 39,705,027,945.60
  4. Step 4: Simplify right side
    47,858,754,921.60x = 2,850,349,802,405,623,758,848
  5. Step 5: Solve for x
    x = 2,850,349,802,405,623,758,848/47,858,754,921.60
  6. Step 6: Final answer
    x = 59,557,541,918.40

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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.