Home / 81,050,437.21-111,850,505.67-43,881,527.47

Finding the Fourth Proportional to 81,050,437.21, 111,850,505.67 and 43,881,527.47

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Solution

The fourth proportional to 81,050,437.21, 111,850,505.67 and 43,881,527.47 is: 60,556,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,050,437.21 : 111,850,505.67 = 43,881,527.47 : x
  2. Step 2: Convert to fraction form
    81,050,437.21/111,850,505.67 = 43,881,527.47/x
  3. Step 3: Cross multiply
    81,050,437.21x = 111,850,505.67 × 43,881,527.47
  4. Step 4: Simplify right side
    81,050,437.21x = 4,908,171,037,091,496
  5. Step 5: Solve for x
    x = 4,908,171,037,091,496/81,050,437.21
  6. Step 6: Final answer
    x = 60,556,996.43

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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.