Home / 85,056,009.60-127,584,014.40-50,959,804.80

Finding the Fourth Proportional to 85,056,009.60, 127,584,014.40 and 50,959,804.80

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Solution

The fourth proportional to 85,056,009.60, 127,584,014.40 and 50,959,804.80 is: 76,439,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,056,009.60 : 127,584,014.40 = 50,959,804.80 : x
  2. Step 2: Convert to fraction form
    85,056,009.60/127,584,014.40 = 50,959,804.80/x
  3. Step 3: Cross multiply
    85,056,009.60x = 127,584,014.40 × 50,959,804.80
  4. Step 4: Simplify right side
    85,056,009.60x = 6,501,656,469,424,389
  5. Step 5: Solve for x
    x = 6,501,656,469,424,389/85,056,009.60
  6. Step 6: Final answer
    x = 76,439,707.20

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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.