Home / 437,357,672.20-656,136,041.10-255,511,246.60

Finding the Fourth Proportional to 437,357,672.20, 656,136,041.10 and 255,511,246.60

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Solution

The fourth proportional to 437,357,672.20, 656,136,041.10 and 255,511,246.60 is: 383,325,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,357,672.20 : 656,136,041.10 = 255,511,246.60 : x
  2. Step 2: Convert to fraction form
    437,357,672.20/656,136,041.10 = 255,511,246.60/x
  3. Step 3: Cross multiply
    437,357,672.20x = 656,136,041.10 × 255,511,246.60
  4. Step 4: Simplify right side
    437,357,672.20x = 167,650,137,800,649,824
  5. Step 5: Solve for x
    x = 167,650,137,800,649,824/437,357,672.20
  6. Step 6: Final answer
    x = 383,325,018.53

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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.