Home / 664,302,607.40-996,453,911.10-446,624,373.80

Finding the Fourth Proportional to 664,302,607.40, 996,453,911.10 and 446,624,373.80

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Solution

The fourth proportional to 664,302,607.40, 996,453,911.10 and 446,624,373.80 is: 669,936,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,607.40 : 996,453,911.10 = 446,624,373.80 : x
  2. Step 2: Convert to fraction form
    664,302,607.40/996,453,911.10 = 446,624,373.80/x
  3. Step 3: Cross multiply
    664,302,607.40x = 996,453,911.10 × 446,624,373.80
  4. Step 4: Simplify right side
    664,302,607.40x = 445,040,604,065,598,400
  5. Step 5: Solve for x
    x = 445,040,604,065,598,400/664,302,607.40
  6. Step 6: Final answer
    x = 669,936,560.70

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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.