Home / 306,925,230.60-460,381,198.74-85,590,664.92

Finding the Fourth Proportional to 306,925,230.60, 460,381,198.74 and 85,590,664.92

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Solution

The fourth proportional to 306,925,230.60, 460,381,198.74 and 85,590,664.92 is: 128,384,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,925,230.60 : 460,381,198.74 = 85,590,664.92 : x
  2. Step 2: Convert to fraction form
    306,925,230.60/460,381,198.74 = 85,590,664.92/x
  3. Step 3: Cross multiply
    306,925,230.60x = 460,381,198.74 × 85,590,664.92
  4. Step 4: Simplify right side
    306,925,230.60x = 39,404,332,916,823,264
  5. Step 5: Solve for x
    x = 39,404,332,916,823,264/306,925,230.60
  6. Step 6: Final answer
    x = 128,384,143.72

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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.