Home / 306,925,151.90-460,381,080.60-85,590,586.08

Finding the Fourth Proportional to 306,925,151.90, 460,381,080.60 and 85,590,586.08

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Solution

The fourth proportional to 306,925,151.90, 460,381,080.60 and 85,590,586.08 is: 128,384,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,925,151.90 : 460,381,080.60 = 85,590,586.08 : x
  2. Step 2: Convert to fraction form
    306,925,151.90/460,381,080.60 = 85,590,586.08/x
  3. Step 3: Cross multiply
    306,925,151.90x = 460,381,080.60 × 85,590,586.08
  4. Step 4: Simplify right side
    306,925,151.90x = 39,404,286,508,697,720
  5. Step 5: Solve for x
    x = 39,404,286,508,697,720/306,925,151.90
  6. Step 6: Final answer
    x = 128,384,025.44

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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.