Home / 85,232,004.80-127,848,007.20-58,022,225.60

Finding the Fourth Proportional to 85,232,004.80, 127,848,007.20 and 58,022,225.60

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Solution

The fourth proportional to 85,232,004.80, 127,848,007.20 and 58,022,225.60 is: 87,033,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,232,004.80 : 127,848,007.20 = 58,022,225.60 : x
  2. Step 2: Convert to fraction form
    85,232,004.80/127,848,007.20 = 58,022,225.60/x
  3. Step 3: Cross multiply
    85,232,004.80x = 127,848,007.20 × 58,022,225.60
  4. Step 4: Simplify right side
    85,232,004.80x = 7,418,025,916,268,825
  5. Step 5: Solve for x
    x = 7,418,025,916,268,825/85,232,004.80
  6. Step 6: Final answer
    x = 87,033,338.40

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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.