Home / 75,509,473.82-104,144,034.33-49,056,352.88

Finding the Fourth Proportional to 75,509,473.82, 104,144,034.33 and 49,056,352.88

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Solution

The fourth proportional to 75,509,473.82, 104,144,034.33 and 49,056,352.88 is: 67,659,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,509,473.82 : 104,144,034.33 = 49,056,352.88 : x
  2. Step 2: Convert to fraction form
    75,509,473.82/104,144,034.33 = 49,056,352.88/x
  3. Step 3: Cross multiply
    75,509,473.82x = 104,144,034.33 × 49,056,352.88
  4. Step 4: Simplify right side
    75,509,473.82x = 5,108,926,497,918,594
  5. Step 5: Solve for x
    x = 5,108,926,497,918,594/75,509,473.82
  6. Step 6: Final answer
    x = 67,659,410.66

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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.