Home / 144,995,664.24-200,094,005.52-78,916,636.32

Finding the Fourth Proportional to 144,995,664.24, 200,094,005.52 and 78,916,636.32

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Solution

The fourth proportional to 144,995,664.24, 200,094,005.52 and 78,916,636.32 is: 108,904,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,995,664.24 : 200,094,005.52 = 78,916,636.32 : x
  2. Step 2: Convert to fraction form
    144,995,664.24/200,094,005.52 = 78,916,636.32/x
  3. Step 3: Cross multiply
    144,995,664.24x = 200,094,005.52 × 78,916,636.32
  4. Step 4: Simplify right side
    144,995,664.24x = 15,790,745,863,433,912
  5. Step 5: Solve for x
    x = 15,790,745,863,433,912/144,995,664.24
  6. Step 6: Final answer
    x = 108,904,952.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.