Home / 102,042,684.45-153,063,829.80-25,365,786.48

Finding the Fourth Proportional to 102,042,684.45, 153,063,829.80 and 25,365,786.48

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Solution

The fourth proportional to 102,042,684.45, 153,063,829.80 and 25,365,786.48 is: 38,048,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,042,684.45 : 153,063,829.80 = 25,365,786.48 : x
  2. Step 2: Convert to fraction form
    102,042,684.45/153,063,829.80 = 25,365,786.48/x
  3. Step 3: Cross multiply
    102,042,684.45x = 153,063,829.80 × 25,365,786.48
  4. Step 4: Simplify right side
    102,042,684.45x = 3,882,584,424,517,861.50
  5. Step 5: Solve for x
    x = 3,882,584,424,517,861.50/102,042,684.45
  6. Step 6: Final answer
    x = 38,048,630.78

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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.