Home / 197,812,546.32-272,945,219.25-114,150,155.70

Finding the Fourth Proportional to 197,812,546.32, 272,945,219.25 and 114,150,155.70

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Solution

The fourth proportional to 197,812,546.32, 272,945,219.25 and 114,150,155.70 is: 157,506,385.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,812,546.32 : 272,945,219.25 = 114,150,155.70 : x
  2. Step 2: Convert to fraction form
    197,812,546.32/272,945,219.25 = 114,150,155.70/x
  3. Step 3: Cross multiply
    197,812,546.32x = 272,945,219.25 × 114,150,155.70
  4. Step 4: Simplify right side
    197,812,546.32x = 31,156,739,274,958,140
  5. Step 5: Solve for x
    x = 31,156,739,274,958,140/197,812,546.32
  6. Step 6: Final answer
    x = 157,506,385.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.