Home / 396,578,444.10-594,867,666.15-385,241,036.10

Finding the Fourth Proportional to 396,578,444.10, 594,867,666.15 and 385,241,036.10

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Solution

The fourth proportional to 396,578,444.10, 594,867,666.15 and 385,241,036.10 is: 577,861,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,578,444.10 : 594,867,666.15 = 385,241,036.10 : x
  2. Step 2: Convert to fraction form
    396,578,444.10/594,867,666.15 = 385,241,036.10/x
  3. Step 3: Cross multiply
    396,578,444.10x = 594,867,666.15 × 385,241,036.10
  4. Step 4: Simplify right side
    396,578,444.10x = 229,167,436,050,014,912
  5. Step 5: Solve for x
    x = 229,167,436,050,014,912/396,578,444.10
  6. Step 6: Final answer
    x = 577,861,554.15

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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.