Home / 229,538,469.20-344,307,703.80-220,610,260.40

Finding the Fourth Proportional to 229,538,469.20, 344,307,703.80 and 220,610,260.40

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Solution

The fourth proportional to 229,538,469.20, 344,307,703.80 and 220,610,260.40 is: 330,915,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,538,469.20 : 344,307,703.80 = 220,610,260.40 : x
  2. Step 2: Convert to fraction form
    229,538,469.20/344,307,703.80 = 220,610,260.40/x
  3. Step 3: Cross multiply
    229,538,469.20x = 344,307,703.80 × 220,610,260.40
  4. Step 4: Simplify right side
    229,538,469.20x = 75,957,812,193,044,080
  5. Step 5: Solve for x
    x = 75,957,812,193,044,080/229,538,469.20
  6. Step 6: Final answer
    x = 330,915,390.60

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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.