Home / 422,597,097.55-583,096,664.58-243,977,890.64

Finding the Fourth Proportional to 422,597,097.55, 583,096,664.58 and 243,977,890.64

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Solution

The fourth proportional to 422,597,097.55, 583,096,664.58 and 243,977,890.64 is: 336,639,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,597,097.55 : 583,096,664.58 = 243,977,890.64 : x
  2. Step 2: Convert to fraction form
    422,597,097.55/583,096,664.58 = 243,977,890.64/x
  3. Step 3: Cross multiply
    422,597,097.55x = 583,096,664.58 × 243,977,890.64
  4. Step 4: Simplify right side
    422,597,097.55x = 142,262,694,263,448,000
  5. Step 5: Solve for x
    x = 142,262,694,263,448,000/422,597,097.55
  6. Step 6: Final answer
    x = 336,639,070.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.