Home / 85,084,434.63-127,631,177.61-26,796,670.86

Finding the Fourth Proportional to 85,084,434.63, 127,631,177.61 and 26,796,670.86

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Solution

The fourth proportional to 85,084,434.63, 127,631,177.61 and 26,796,670.86 is: 40,196,431.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,084,434.63 : 127,631,177.61 = 26,796,670.86 : x
  2. Step 2: Convert to fraction form
    85,084,434.63/127,631,177.61 = 26,796,670.86/x
  3. Step 3: Cross multiply
    85,084,434.63x = 127,631,177.61 × 26,796,670.86
  4. Step 4: Simplify right side
    85,084,434.63x = 3,420,090,657,889,371.50
  5. Step 5: Solve for x
    x = 3,420,090,657,889,371.50/85,084,434.63
  6. Step 6: Final answer
    x = 40,196,431.61

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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.