Home / 81,695,097.96-112,735,953.04-44,524,580.78

Finding the Fourth Proportional to 81,695,097.96, 112,735,953.04 and 44,524,580.78

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Solution

The fourth proportional to 81,695,097.96, 112,735,953.04 and 44,524,580.78 is: 61,442,132.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,695,097.96 : 112,735,953.04 = 44,524,580.78 : x
  2. Step 2: Convert to fraction form
    81,695,097.96/112,735,953.04 = 44,524,580.78/x
  3. Step 3: Cross multiply
    81,695,097.96x = 112,735,953.04 × 44,524,580.78
  4. Step 4: Simplify right side
    81,695,097.96x = 5,019,521,048,194,001
  5. Step 5: Solve for x
    x = 5,019,521,048,194,001/81,695,097.96
  6. Step 6: Final answer
    x = 61,442,132.68

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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.