Home / 856,422,597,697.60-1,285,162,291,037.10-396,871,610,299.52

Finding the Fourth Proportional to 856,422,597,697.60, 1,285,162,291,037.10 and 396,871,610,299.52

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Solution

The fourth proportional to 856,422,597,697.60, 1,285,162,291,037.10 and 396,871,610,299.52 is: 595,552,276,774.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,422,597,697.60 : 1,285,162,291,037.10 = 396,871,610,299.52 : x
  2. Step 2: Convert to fraction form
    856,422,597,697.60/1,285,162,291,037.10 = 396,871,610,299.52/x
  3. Step 3: Cross multiply
    856,422,597,697.60x = 1,285,162,291,037.10 × 396,871,610,299.52
  4. Step 4: Simplify right side
    856,422,597,697.60x = 510,044,427,940,114,334,744,576
  5. Step 5: Solve for x
    x = 510,044,427,940,114,334,744,576/856,422,597,697.60
  6. Step 6: Final answer
    x = 595,552,276,774.71

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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.