Home / 81,877,365.27-122,710,033.08-33,298,791.80

Finding the Fourth Proportional to 81,877,365.27, 122,710,033.08 and 33,298,791.80

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Solution

The fourth proportional to 81,877,365.27, 122,710,033.08 and 33,298,791.80 is: 49,905,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,877,365.27 : 122,710,033.08 = 33,298,791.80 : x
  2. Step 2: Convert to fraction form
    81,877,365.27/122,710,033.08 = 33,298,791.80/x
  3. Step 3: Cross multiply
    81,877,365.27x = 122,710,033.08 × 33,298,791.80
  4. Step 4: Simplify right side
    81,877,365.27x = 4,086,095,842,688,482.50
  5. Step 5: Solve for x
    x = 4,086,095,842,688,482.50/81,877,365.27
  6. Step 6: Final answer
    x = 49,905,072.41

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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.