Home / 118,997,556.12-178,491,535.08-60,703,955.34

Finding the Fourth Proportional to 118,997,556.12, 178,491,535.08 and 60,703,955.34

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Solution

The fourth proportional to 118,997,556.12, 178,491,535.08 and 60,703,955.34 is: 91,053,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,997,556.12 : 178,491,535.08 = 60,703,955.34 : x
  2. Step 2: Convert to fraction form
    118,997,556.12/178,491,535.08 = 60,703,955.34/x
  3. Step 3: Cross multiply
    118,997,556.12x = 178,491,535.08 × 60,703,955.34
  4. Step 4: Simplify right side
    118,997,556.12x = 10,835,142,174,064,364
  5. Step 5: Solve for x
    x = 10,835,142,174,064,364/118,997,556.12
  6. Step 6: Final answer
    x = 91,053,484.86

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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.