Home / 10,515,296,434.28-14,511,055,856.47-5,757,485,865.80

Finding the Fourth Proportional to 10,515,296,434.28, 14,511,055,856.47 and 5,757,485,865.80

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Solution

The fourth proportional to 10,515,296,434.28, 14,511,055,856.47 and 5,757,485,865.80 is: 7,945,301,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,296,434.28 : 14,511,055,856.47 = 5,757,485,865.80 : x
  2. Step 2: Convert to fraction form
    10,515,296,434.28/14,511,055,856.47 = 5,757,485,865.80/x
  3. Step 3: Cross multiply
    10,515,296,434.28x = 14,511,055,856.47 × 5,757,485,865.80
  4. Step 4: Simplify right side
    10,515,296,434.28x = 83,547,198,991,460,335,616
  5. Step 5: Solve for x
    x = 83,547,198,991,460,335,616/10,515,296,434.28
  6. Step 6: Final answer
    x = 7,945,301,353.47

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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.