Home / 148,226,633.32-204,540,707.96-82,149,916.58

Finding the Fourth Proportional to 148,226,633.32, 204,540,707.96 and 82,149,916.58

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Solution

The fourth proportional to 148,226,633.32, 204,540,707.96 and 82,149,916.58 is: 113,360,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,226,633.32 : 204,540,707.96 = 82,149,916.58 : x
  2. Step 2: Convert to fraction form
    148,226,633.32/204,540,707.96 = 82,149,916.58/x
  3. Step 3: Cross multiply
    148,226,633.32x = 204,540,707.96 × 82,149,916.58
  4. Step 4: Simplify right side
    148,226,633.32x = 16,803,002,096,128,142
  5. Step 5: Solve for x
    x = 16,803,002,096,128,142/148,226,633.32
  6. Step 6: Final answer
    x = 113,360,208.75

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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.