Home / 317,047,137.10-442,958,999.30-317,047,137.10

Finding the Fourth Proportional to 317,047,137.10, 442,958,999.30 and 317,047,137.10

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Solution

The fourth proportional to 317,047,137.10, 442,958,999.30 and 317,047,137.10 is: 442,958,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,047,137.10 : 442,958,999.30 = 317,047,137.10 : x
  2. Step 2: Convert to fraction form
    317,047,137.10/442,958,999.30 = 317,047,137.10/x
  3. Step 3: Cross multiply
    317,047,137.10x = 442,958,999.30 × 317,047,137.10
  4. Step 4: Simplify right side
    317,047,137.10x = 140,438,882,580,745,920
  5. Step 5: Solve for x
    x = 140,438,882,580,745,920/317,047,137.10
  6. Step 6: Final answer
    x = 442,958,999.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.