Home / 144,995,663.24-200,094,004.14-78,916,635.32

Finding the Fourth Proportional to 144,995,663.24, 200,094,004.14 and 78,916,635.32

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Solution

The fourth proportional to 144,995,663.24, 200,094,004.14 and 78,916,635.32 is: 108,904,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,995,663.24 : 200,094,004.14 = 78,916,635.32 : x
  2. Step 2: Convert to fraction form
    144,995,663.24/200,094,004.14 = 78,916,635.32/x
  3. Step 3: Cross multiply
    144,995,663.24x = 200,094,004.14 × 78,916,635.32
  4. Step 4: Simplify right side
    144,995,663.24x = 15,790,745,554,434,948
  5. Step 5: Solve for x
    x = 15,790,745,554,434,948/144,995,663.24
  6. Step 6: Final answer
    x = 108,904,950.68

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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.