Home / 574,477,384.20-861,716,076.30-342,025,090.80

Finding the Fourth Proportional to 574,477,384.20, 861,716,076.30 and 342,025,090.80

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Solution

The fourth proportional to 574,477,384.20, 861,716,076.30 and 342,025,090.80 is: 513,037,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,477,384.20 : 861,716,076.30 = 342,025,090.80 : x
  2. Step 2: Convert to fraction form
    574,477,384.20/861,716,076.30 = 342,025,090.80/x
  3. Step 3: Cross multiply
    574,477,384.20x = 861,716,076.30 × 342,025,090.80
  4. Step 4: Simplify right side
    574,477,384.20x = 294,728,519,240,327,232
  5. Step 5: Solve for x
    x = 294,728,519,240,327,232/574,477,384.20
  6. Step 6: Final answer
    x = 513,037,636.20

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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.