Home / 163,213,006.20-244,819,509.30-153,859,644.60

Finding the Fourth Proportional to 163,213,006.20, 244,819,509.30 and 153,859,644.60

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Solution

The fourth proportional to 163,213,006.20, 244,819,509.30 and 153,859,644.60 is: 230,789,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,213,006.20 : 244,819,509.30 = 153,859,644.60 : x
  2. Step 2: Convert to fraction form
    163,213,006.20/244,819,509.30 = 153,859,644.60/x
  3. Step 3: Cross multiply
    163,213,006.20x = 244,819,509.30 × 153,859,644.60
  4. Step 4: Simplify right side
    163,213,006.20x = 37,667,842,692,044,392
  5. Step 5: Solve for x
    x = 37,667,842,692,044,392/163,213,006.20
  6. Step 6: Final answer
    x = 230,789,466.90

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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.