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Finding the Fourth Proportional to 383,368,234.90, 575,052,352.35 and 383,368,234.90

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Solution

The fourth proportional to 383,368,234.90, 575,052,352.35 and 383,368,234.90 is: 575,052,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,368,234.90 : 575,052,352.35 = 383,368,234.90 : x
  2. Step 2: Convert to fraction form
    383,368,234.90/575,052,352.35 = 383,368,234.90/x
  3. Step 3: Cross multiply
    383,368,234.90x = 575,052,352.35 × 383,368,234.90
  4. Step 4: Simplify right side
    383,368,234.90x = 220,456,805,295,512,352
  5. Step 5: Solve for x
    x = 220,456,805,295,512,352/383,368,234.90
  6. Step 6: Final answer
    x = 575,052,352.35

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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.