Home / 189,288,276.40-283,932,414.60-156,976,663.60

Finding the Fourth Proportional to 189,288,276.40, 283,932,414.60 and 156,976,663.60

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Solution

The fourth proportional to 189,288,276.40, 283,932,414.60 and 156,976,663.60 is: 235,464,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,288,276.40 : 283,932,414.60 = 156,976,663.60 : x
  2. Step 2: Convert to fraction form
    189,288,276.40/283,932,414.60 = 156,976,663.60/x
  3. Step 3: Cross multiply
    189,288,276.40x = 283,932,414.60 × 156,976,663.60
  4. Step 4: Simplify right side
    189,288,276.40x = 44,570,763,131,799,928
  5. Step 5: Solve for x
    x = 44,570,763,131,799,928/189,288,276.40
  6. Step 6: Final answer
    x = 235,464,995.40

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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.