Home / 422,597,124.42-583,096,701.69-243,977,917.52

Finding the Fourth Proportional to 422,597,124.42, 583,096,701.69 and 243,977,917.52

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Solution

The fourth proportional to 422,597,124.42, 583,096,701.69 and 243,977,917.52 is: 336,639,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,597,124.42 : 583,096,701.69 = 243,977,917.52 : x
  2. Step 2: Convert to fraction form
    422,597,124.42/583,096,701.69 = 243,977,917.52/x
  3. Step 3: Cross multiply
    422,597,124.42x = 583,096,701.69 × 243,977,917.52
  4. Step 4: Simplify right side
    422,597,124.42x = 142,262,718,988,191,392
  5. Step 5: Solve for x
    x = 142,262,718,988,191,392/422,597,124.42
  6. Step 6: Final answer
    x = 336,639,107.95

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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.