Home / 396,359,125.60-594,538,688.40-178,114,021.60

Finding the Fourth Proportional to 396,359,125.60, 594,538,688.40 and 178,114,021.60

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Solution

The fourth proportional to 396,359,125.60, 594,538,688.40 and 178,114,021.60 is: 267,171,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,359,125.60 : 594,538,688.40 = 178,114,021.60 : x
  2. Step 2: Convert to fraction form
    396,359,125.60/594,538,688.40 = 178,114,021.60/x
  3. Step 3: Cross multiply
    396,359,125.60x = 594,538,688.40 × 178,114,021.60
  4. Step 4: Simplify right side
    396,359,125.60x = 105,895,676,787,713,264
  5. Step 5: Solve for x
    x = 105,895,676,787,713,264/396,359,125.60
  6. Step 6: Final answer
    x = 267,171,032.40

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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.