Home / 97,966,513.52-135,193,749.54-53,913,512.36

Finding the Fourth Proportional to 97,966,513.52, 135,193,749.54 and 53,913,512.36

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Solution

The fourth proportional to 97,966,513.52, 135,193,749.54 and 53,913,512.36 is: 74,400,625.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,966,513.52 : 135,193,749.54 = 53,913,512.36 : x
  2. Step 2: Convert to fraction form
    97,966,513.52/135,193,749.54 = 53,913,512.36/x
  3. Step 3: Cross multiply
    97,966,513.52x = 135,193,749.54 × 53,913,512.36
  4. Step 4: Simplify right side
    97,966,513.52x = 7,288,769,886,819,534
  5. Step 5: Solve for x
    x = 7,288,769,886,819,534/97,966,513.52
  6. Step 6: Final answer
    x = 74,400,625.53

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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.