Home / 85,174,804.74-127,711,035.57-33,297,619.47

Finding the Fourth Proportional to 85,174,804.74, 127,711,035.57 and 33,297,619.47

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Solution

The fourth proportional to 85,174,804.74, 127,711,035.57 and 33,297,619.47 is: 49,926,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,174,804.74 : 127,711,035.57 = 33,297,619.47 : x
  2. Step 2: Convert to fraction form
    85,174,804.74/127,711,035.57 = 33,297,619.47/x
  3. Step 3: Cross multiply
    85,174,804.74x = 127,711,035.57 × 33,297,619.47
  4. Step 4: Simplify right side
    85,174,804.74x = 4,252,473,464,529,494
  5. Step 5: Solve for x
    x = 4,252,473,464,529,494/85,174,804.74
  6. Step 6: Final answer
    x = 49,926,424.57

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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.