Home / 111,308,148.81-166,973,663.79-38,524,810.68

Finding the Fourth Proportional to 111,308,148.81, 166,973,663.79 and 38,524,810.68

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Solution

The fourth proportional to 111,308,148.81, 166,973,663.79 and 38,524,810.68 is: 57,791,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,308,148.81 : 166,973,663.79 = 38,524,810.68 : x
  2. Step 2: Convert to fraction form
    111,308,148.81/166,973,663.79 = 38,524,810.68/x
  3. Step 3: Cross multiply
    111,308,148.81x = 166,973,663.79 × 38,524,810.68
  4. Step 4: Simplify right side
    111,308,148.81x = 6,432,628,786,055,721
  5. Step 5: Solve for x
    x = 6,432,628,786,055,721/111,308,148.81
  6. Step 6: Final answer
    x = 57,791,175.71

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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.