Home / 91,448,858.39-137,142,537.45-33,144,331.46

Finding the Fourth Proportional to 91,448,858.39, 137,142,537.45 and 33,144,331.46

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Solution

The fourth proportional to 91,448,858.39, 137,142,537.45 and 33,144,331.46 is: 49,705,352.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,448,858.39 : 137,142,537.45 = 33,144,331.46 : x
  2. Step 2: Convert to fraction form
    91,448,858.39/137,142,537.45 = 33,144,331.46/x
  3. Step 3: Cross multiply
    91,448,858.39x = 137,142,537.45 × 33,144,331.46
  4. Step 4: Simplify right side
    91,448,858.39x = 4,545,497,717,822,550
  5. Step 5: Solve for x
    x = 4,545,497,717,822,550/91,448,858.39
  6. Step 6: Final answer
    x = 49,705,352.24

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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.