Home / 499,968,000.20-749,952,000.30-449,075,635.40

Finding the Fourth Proportional to 499,968,000.20, 749,952,000.30 and 449,075,635.40

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Solution

The fourth proportional to 499,968,000.20, 749,952,000.30 and 449,075,635.40 is: 673,613,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,968,000.20 : 749,952,000.30 = 449,075,635.40 : x
  2. Step 2: Convert to fraction form
    499,968,000.20/749,952,000.30 = 449,075,635.40/x
  3. Step 3: Cross multiply
    499,968,000.20x = 749,952,000.30 × 449,075,635.40
  4. Step 4: Simplify right side
    499,968,000.20x = 336,785,171,054,223,424
  5. Step 5: Solve for x
    x = 336,785,171,054,223,424/499,968,000.20
  6. Step 6: Final answer
    x = 673,613,453.10

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1.5x scale

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.