Home / 165,375,690-248,066,165.64-92,065,433.76

Finding the Fourth Proportional to 165,375,690, 248,066,165.64 and 92,065,433.76

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Solution

The fourth proportional to 165,375,690, 248,066,165.64 and 92,065,433.76 is: 138,099,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,375,690 : 248,066,165.64 = 92,065,433.76 : x
  2. Step 2: Convert to fraction form
    165,375,690/248,066,165.64 = 92,065,433.76/x
  3. Step 3: Cross multiply
    165,375,690x = 248,066,165.64 × 92,065,433.76
  4. Step 4: Simplify right side
    165,375,690x = 22,838,319,140,826,608
  5. Step 5: Solve for x
    x = 22,838,319,140,826,608/165,375,690
  6. Step 6: Final answer
    x = 138,099,615.13

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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.