Home / 383,467,212.40-575,200,818.60-266,125,039.60

Finding the Fourth Proportional to 383,467,212.40, 575,200,818.60 and 266,125,039.60

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Solution

The fourth proportional to 383,467,212.40, 575,200,818.60 and 266,125,039.60 is: 399,187,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,467,212.40 : 575,200,818.60 = 266,125,039.60 : x
  2. Step 2: Convert to fraction form
    383,467,212.40/575,200,818.60 = 266,125,039.60/x
  3. Step 3: Cross multiply
    383,467,212.40x = 575,200,818.60 × 266,125,039.60
  4. Step 4: Simplify right side
    383,467,212.40x = 153,075,340,627,877,408
  5. Step 5: Solve for x
    x = 153,075,340,627,877,408/383,467,212.40
  6. Step 6: Final answer
    x = 399,187,559.40

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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.