Home / 80,988,618.64-111,764,299.56-44,319,191.44

Finding the Fourth Proportional to 80,988,618.64, 111,764,299.56 and 44,319,191.44

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Solution

The fourth proportional to 80,988,618.64, 111,764,299.56 and 44,319,191.44 is: 61,160,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,988,618.64 : 111,764,299.56 = 44,319,191.44 : x
  2. Step 2: Convert to fraction form
    80,988,618.64/111,764,299.56 = 44,319,191.44/x
  3. Step 3: Cross multiply
    80,988,618.64x = 111,764,299.56 × 44,319,191.44
  4. Step 4: Simplify right side
    80,988,618.64x = 4,953,303,388,357,148
  5. Step 5: Solve for x
    x = 4,953,303,388,357,148/80,988,618.64
  6. Step 6: Final answer
    x = 61,160,487.38

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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.