Home / 236,196,865.90-354,295,298.85-121,405,609.90

Finding the Fourth Proportional to 236,196,865.90, 354,295,298.85 and 121,405,609.90

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Solution

The fourth proportional to 236,196,865.90, 354,295,298.85 and 121,405,609.90 is: 182,108,414.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,865.90 : 354,295,298.85 = 121,405,609.90 : x
  2. Step 2: Convert to fraction form
    236,196,865.90/354,295,298.85 = 121,405,609.90/x
  3. Step 3: Cross multiply
    236,196,865.90x = 354,295,298.85 × 121,405,609.90
  4. Step 4: Simplify right side
    236,196,865.90x = 43,013,436,841,587,024
  5. Step 5: Solve for x
    x = 43,013,436,841,587,024/236,196,865.90
  6. Step 6: Final answer
    x = 182,108,414.85

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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.