Home / 513,969,393.16-770,954,070.30-150,463,749.16

Finding the Fourth Proportional to 513,969,393.16, 770,954,070.30 and 150,463,749.16

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Solution

The fourth proportional to 513,969,393.16, 770,954,070.30 and 150,463,749.16 is: 225,695,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,969,393.16 : 770,954,070.30 = 150,463,749.16 : x
  2. Step 2: Convert to fraction form
    513,969,393.16/770,954,070.30 = 150,463,749.16/x
  3. Step 3: Cross multiply
    513,969,393.16x = 770,954,070.30 × 150,463,749.16
  4. Step 4: Simplify right side
    513,969,393.16x = 116,000,639,847,500,192
  5. Step 5: Solve for x
    x = 116,000,639,847,500,192/513,969,393.16
  6. Step 6: Final answer
    x = 225,695,618.05

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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.