Home / 186,509,086.80-279,763,630.20-156,275,998.80

Finding the Fourth Proportional to 186,509,086.80, 279,763,630.20 and 156,275,998.80

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Solution

The fourth proportional to 186,509,086.80, 279,763,630.20 and 156,275,998.80 is: 234,413,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,509,086.80 : 279,763,630.20 = 156,275,998.80 : x
  2. Step 2: Convert to fraction form
    186,509,086.80/279,763,630.20 = 156,275,998.80/x
  3. Step 3: Cross multiply
    186,509,086.80x = 279,763,630.20 × 156,275,998.80
  4. Step 4: Simplify right side
    186,509,086.80x = 43,720,340,737,418,848
  5. Step 5: Solve for x
    x = 43,720,340,737,418,848/186,509,086.80
  6. Step 6: Final answer
    x = 234,413,998.20

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1.5x scale

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.