Home / 105,450,172.48-158,063,654.06-47,982,799.80

Finding the Fourth Proportional to 105,450,172.48, 158,063,654.06 and 47,982,799.80

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Solution

The fourth proportional to 105,450,172.48, 158,063,654.06 and 47,982,799.80 is: 71,923,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,450,172.48 : 158,063,654.06 = 47,982,799.80 : x
  2. Step 2: Convert to fraction form
    105,450,172.48/158,063,654.06 = 47,982,799.80/x
  3. Step 3: Cross multiply
    105,450,172.48x = 158,063,654.06 × 47,982,799.80
  4. Step 4: Simplify right side
    105,450,172.48x = 7,584,336,668,417,437
  5. Step 5: Solve for x
    x = 7,584,336,668,417,437/105,450,172.48
  6. Step 6: Final answer
    x = 71,923,416.43

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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.