Home / 856,758,629.16-1,285,299,245.92-610,504,370.20

Finding the Fourth Proportional to 856,758,629.16, 1,285,299,245.92 and 610,504,370.20

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Solution

The fourth proportional to 856,758,629.16, 1,285,299,245.92 and 610,504,370.20 is: 915,871,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,758,629.16 : 1,285,299,245.92 = 610,504,370.20 : x
  2. Step 2: Convert to fraction form
    856,758,629.16/1,285,299,245.92 = 610,504,370.20/x
  3. Step 3: Cross multiply
    856,758,629.16x = 1,285,299,245.92 × 610,504,370.20
  4. Step 4: Simplify right side
    856,758,629.16x = 784,680,806,648,924,672
  5. Step 5: Solve for x
    x = 784,680,806,648,924,672/856,758,629.16
  6. Step 6: Final answer
    x = 915,871,495.12

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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.