Home / 189,072,057.60-283,608,086.40-161,862,278.40

Finding the Fourth Proportional to 189,072,057.60, 283,608,086.40 and 161,862,278.40

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Solution

The fourth proportional to 189,072,057.60, 283,608,086.40 and 161,862,278.40 is: 242,793,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,072,057.60 : 283,608,086.40 = 161,862,278.40 : x
  2. Step 2: Convert to fraction form
    189,072,057.60/283,608,086.40 = 161,862,278.40/x
  3. Step 3: Cross multiply
    189,072,057.60x = 283,608,086.40 × 161,862,278.40
  4. Step 4: Simplify right side
    189,072,057.60x = 45,905,451,037,368,048
  5. Step 5: Solve for x
    x = 45,905,451,037,368,048/189,072,057.60
  6. Step 6: Final answer
    x = 242,793,417.60

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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.