Home / 98,124,185.63-135,412,284.35-54,072,760.94

Finding the Fourth Proportional to 98,124,185.63, 135,412,284.35 and 54,072,760.94

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Solution

The fourth proportional to 98,124,185.63, 135,412,284.35 and 54,072,760.94 is: 74,620,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,124,185.63 : 135,412,284.35 = 54,072,760.94 : x
  2. Step 2: Convert to fraction form
    98,124,185.63/135,412,284.35 = 54,072,760.94/x
  3. Step 3: Cross multiply
    98,124,185.63x = 135,412,284.35 × 54,072,760.94
  4. Step 4: Simplify right side
    98,124,185.63x = 7,322,116,079,049,428
  5. Step 5: Solve for x
    x = 7,322,116,079,049,428/98,124,185.63
  6. Step 6: Final answer
    x = 74,620,910.56

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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.