Home / 139,968,141.55-209,952,212.33-96,825,338.35

Finding the Fourth Proportional to 139,968,141.55, 209,952,212.33 and 96,825,338.35

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Solution

The fourth proportional to 139,968,141.55, 209,952,212.33 and 96,825,338.35 is: 145,238,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,141.55 : 209,952,212.33 = 96,825,338.35 : x
  2. Step 2: Convert to fraction form
    139,968,141.55/209,952,212.33 = 96,825,338.35/x
  3. Step 3: Cross multiply
    139,968,141.55x = 209,952,212.33 × 96,825,338.35
  4. Step 4: Simplify right side
    139,968,141.55x = 20,328,693,996,183,292
  5. Step 5: Solve for x
    x = 20,328,693,996,183,292/139,968,141.55
  6. Step 6: Final answer
    x = 145,238,007.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.