Home / 234,432,015.20-351,648,022.80-119,770,229.60

Finding the Fourth Proportional to 234,432,015.20, 351,648,022.80 and 119,770,229.60

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Solution

The fourth proportional to 234,432,015.20, 351,648,022.80 and 119,770,229.60 is: 179,655,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,432,015.20 : 351,648,022.80 = 119,770,229.60 : x
  2. Step 2: Convert to fraction form
    234,432,015.20/351,648,022.80 = 119,770,229.60/x
  3. Step 3: Cross multiply
    234,432,015.20x = 351,648,022.80 × 119,770,229.60
  4. Step 4: Simplify right side
    234,432,015.20x = 42,116,964,429,142,032
  5. Step 5: Solve for x
    x = 42,116,964,429,142,032/234,432,015.20
  6. Step 6: Final answer
    x = 179,655,344.40

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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.