Home / 383,467,401.40-575,201,102.10-266,125,228.60

Finding the Fourth Proportional to 383,467,401.40, 575,201,102.10 and 266,125,228.60

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Solution

The fourth proportional to 383,467,401.40, 575,201,102.10 and 266,125,228.60 is: 399,187,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,467,401.40 : 575,201,102.10 = 266,125,228.60 : x
  2. Step 2: Convert to fraction form
    383,467,401.40/575,201,102.10 = 266,125,228.60/x
  3. Step 3: Cross multiply
    383,467,401.40x = 575,201,102.10 × 266,125,228.60
  4. Step 4: Simplify right side
    383,467,401.40x = 153,075,524,787,334,432
  5. Step 5: Solve for x
    x = 153,075,524,787,334,432/383,467,401.40
  6. Step 6: Final answer
    x = 399,187,842.90

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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.