Home / 74,595,835.97-102,196,659.82-71,800,004.21

Finding the Fourth Proportional to 74,595,835.97, 102,196,659.82 and 71,800,004.21

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Solution

The fourth proportional to 74,595,835.97, 102,196,659.82 and 71,800,004.21 is: 98,366,356.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,595,835.97 : 102,196,659.82 = 71,800,004.21 : x
  2. Step 2: Convert to fraction form
    74,595,835.97/102,196,659.82 = 71,800,004.21/x
  3. Step 3: Cross multiply
    74,595,835.97x = 102,196,659.82 × 71,800,004.21
  4. Step 4: Simplify right side
    74,595,835.97x = 7,337,720,605,515,352
  5. Step 5: Solve for x
    x = 7,337,720,605,515,352/74,595,835.97
  6. Step 6: Final answer
    x = 98,366,356.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.