Home / 53,415,898.20-80,207,828.10-30,741,082.20

Finding the Fourth Proportional to 53,415,898.20, 80,207,828.10 and 30,741,082.20

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Solution

The fourth proportional to 53,415,898.20, 80,207,828.10 and 30,741,082.20 is: 46,159,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415,898.20 : 80,207,828.10 = 30,741,082.20 : x
  2. Step 2: Convert to fraction form
    53,415,898.20/80,207,828.10 = 30,741,082.20/x
  3. Step 3: Cross multiply
    53,415,898.20x = 80,207,828.10 × 30,741,082.20
  4. Step 4: Simplify right side
    53,415,898.20x = 2,465,675,436,705,569.50
  5. Step 5: Solve for x
    x = 2,465,675,436,705,569.50/53,415,898.20
  6. Step 6: Final answer
    x = 46,159,954.62

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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.