Home / 85,698,266.64-128,530,213.22-41,960,180.27

Finding the Fourth Proportional to 85,698,266.64, 128,530,213.22 and 41,960,180.27

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Solution

The fourth proportional to 85,698,266.64, 128,530,213.22 and 41,960,180.27 is: 62,931,855.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,698,266.64 : 128,530,213.22 = 41,960,180.27 : x
  2. Step 2: Convert to fraction form
    85,698,266.64/128,530,213.22 = 41,960,180.27/x
  3. Step 3: Cross multiply
    85,698,266.64x = 128,530,213.22 × 41,960,180.27
  4. Step 4: Simplify right side
    85,698,266.64x = 5,393,150,916,917,407
  5. Step 5: Solve for x
    x = 5,393,150,916,917,407/85,698,266.64
  6. Step 6: Final answer
    x = 62,931,855.31

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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.