Home / 177,836,912.37-245,440,609.56-102,468,805.47

Finding the Fourth Proportional to 177,836,912.37, 245,440,609.56 and 102,468,805.47

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Solution

The fourth proportional to 177,836,912.37, 245,440,609.56 and 102,468,805.47 is: 141,421,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,836,912.37 : 245,440,609.56 = 102,468,805.47 : x
  2. Step 2: Convert to fraction form
    177,836,912.37/245,440,609.56 = 102,468,805.47/x
  3. Step 3: Cross multiply
    177,836,912.37x = 245,440,609.56 × 102,468,805.47
  4. Step 4: Simplify right side
    177,836,912.37x = 25,150,006,075,441,864
  5. Step 5: Solve for x
    x = 25,150,006,075,441,864/177,836,912.37
  6. Step 6: Final answer
    x = 141,421,742.77

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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.