Home / 76,824,000.40-115,236,000.60-63,552,960.40

Finding the Fourth Proportional to 76,824,000.40, 115,236,000.60 and 63,552,960.40

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Solution

The fourth proportional to 76,824,000.40, 115,236,000.60 and 63,552,960.40 is: 95,329,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,824,000.40 : 115,236,000.60 = 63,552,960.40 : x
  2. Step 2: Convert to fraction form
    76,824,000.40/115,236,000.60 = 63,552,960.40/x
  3. Step 3: Cross multiply
    76,824,000.40x = 115,236,000.60 × 63,552,960.40
  4. Step 4: Simplify right side
    76,824,000.40x = 7,323,588,982,786,176
  5. Step 5: Solve for x
    x = 7,323,588,982,786,176/76,824,000.40
  6. Step 6: Final answer
    x = 95,329,440.60

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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.