Home / 353,184,423.40-529,776,635.10-338,256,836.20

Finding the Fourth Proportional to 353,184,423.40, 529,776,635.10 and 338,256,836.20

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Solution

The fourth proportional to 353,184,423.40, 529,776,635.10 and 338,256,836.20 is: 507,385,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,184,423.40 : 529,776,635.10 = 338,256,836.20 : x
  2. Step 2: Convert to fraction form
    353,184,423.40/529,776,635.10 = 338,256,836.20/x
  3. Step 3: Cross multiply
    353,184,423.40x = 529,776,635.10 × 338,256,836.20
  4. Step 4: Simplify right side
    353,184,423.40x = 179,200,568,481,607,872
  5. Step 5: Solve for x
    x = 179,200,568,481,607,872/353,184,423.40
  6. Step 6: Final answer
    x = 507,385,254.30

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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.