Home / 466,300,548.20-699,450,822.30-143,142,429.80

Finding the Fourth Proportional to 466,300,548.20, 699,450,822.30 and 143,142,429.80

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Solution

The fourth proportional to 466,300,548.20, 699,450,822.30 and 143,142,429.80 is: 214,713,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,300,548.20 : 699,450,822.30 = 143,142,429.80 : x
  2. Step 2: Convert to fraction form
    466,300,548.20/699,450,822.30 = 143,142,429.80/x
  3. Step 3: Cross multiply
    466,300,548.20x = 699,450,822.30 × 143,142,429.80
  4. Step 4: Simplify right side
    466,300,548.20x = 100,121,090,229,630,032
  5. Step 5: Solve for x
    x = 100,121,090,229,630,032/466,300,548.20
  6. Step 6: Final answer
    x = 214,713,644.70

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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.