Home / 85,202,636.10-127,673,892.45-50,590,877.64

Finding the Fourth Proportional to 85,202,636.10, 127,673,892.45 and 50,590,877.64

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Solution

The fourth proportional to 85,202,636.10, 127,673,892.45 and 50,590,877.64 is: 75,809,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,202,636.10 : 127,673,892.45 = 50,590,877.64 : x
  2. Step 2: Convert to fraction form
    85,202,636.10/127,673,892.45 = 50,590,877.64/x
  3. Step 3: Cross multiply
    85,202,636.10x = 127,673,892.45 × 50,590,877.64
  4. Step 4: Simplify right side
    85,202,636.10x = 6,459,134,270,760,470
  5. Step 5: Solve for x
    x = 6,459,134,270,760,470/85,202,636.10
  6. Step 6: Final answer
    x = 75,809,089.56

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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.