Home / 967,974,778.20-1,452,529,037.70-354,621,005.40

Finding the Fourth Proportional to 967,974,778.20, 1,452,529,037.70 and 354,621,005.40

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Solution

The fourth proportional to 967,974,778.20, 1,452,529,037.70 and 354,621,005.40 is: 532,139,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,974,778.20 : 1,452,529,037.70 = 354,621,005.40 : x
  2. Step 2: Convert to fraction form
    967,974,778.20/1,452,529,037.70 = 354,621,005.40/x
  3. Step 3: Cross multiply
    967,974,778.20x = 1,452,529,037.70 × 354,621,005.40
  4. Step 4: Simplify right side
    967,974,778.20x = 515,097,307,721,868,480
  5. Step 5: Solve for x
    x = 515,097,307,721,868,480/967,974,778.20
  6. Step 6: Final answer
    x = 532,139,183.09

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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.