Home / 85,149,715.60-127,724,573.40-58,275,859.60

Finding the Fourth Proportional to 85,149,715.60, 127,724,573.40 and 58,275,859.60

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Solution

The fourth proportional to 85,149,715.60, 127,724,573.40 and 58,275,859.60 is: 87,413,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,149,715.60 : 127,724,573.40 = 58,275,859.60 : x
  2. Step 2: Convert to fraction form
    85,149,715.60/127,724,573.40 = 58,275,859.60/x
  3. Step 3: Cross multiply
    85,149,715.60x = 127,724,573.40 × 58,275,859.60
  4. Step 4: Simplify right side
    85,149,715.60x = 7,443,259,306,928,295
  5. Step 5: Solve for x
    x = 7,443,259,306,928,295/85,149,715.60
  6. Step 6: Final answer
    x = 87,413,789.40

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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.