Home / 139,414,200.30-209,121,300.45-124,347,847.95

Finding the Fourth Proportional to 139,414,200.30, 209,121,300.45 and 124,347,847.95

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Solution

The fourth proportional to 139,414,200.30, 209,121,300.45 and 124,347,847.95 is: 186,521,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,414,200.30 : 209,121,300.45 = 124,347,847.95 : x
  2. Step 2: Convert to fraction form
    139,414,200.30/209,121,300.45 = 124,347,847.95/x
  3. Step 3: Cross multiply
    139,414,200.30x = 209,121,300.45 × 124,347,847.95
  4. Step 4: Simplify right side
    139,414,200.30x = 26,003,783,671,462,864
  5. Step 5: Solve for x
    x = 26,003,783,671,462,864/139,414,200.30
  6. Step 6: Final answer
    x = 186,521,771.93

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