Home / 466,294,327.20-699,441,490.80-143,136,208.80

Finding the Fourth Proportional to 466,294,327.20, 699,441,490.80 and 143,136,208.80

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Solution

The fourth proportional to 466,294,327.20, 699,441,490.80 and 143,136,208.80 is: 214,704,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,294,327.20 : 699,441,490.80 = 143,136,208.80 : x
  2. Step 2: Convert to fraction form
    466,294,327.20/699,441,490.80 = 143,136,208.80/x
  3. Step 3: Cross multiply
    466,294,327.20x = 699,441,490.80 × 143,136,208.80
  4. Step 4: Simplify right side
    466,294,327.20x = 100,115,403,270,532,080
  5. Step 5: Solve for x
    x = 100,115,403,270,532,080/466,294,327.20
  6. Step 6: Final answer
    x = 214,704,313.20

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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.