Home / 1,171,146,178.36-1,756,723,373.66-297,747,640.76

Finding the Fourth Proportional to 1,171,146,178.36, 1,756,723,373.66 and 297,747,640.76

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Solution

The fourth proportional to 1,171,146,178.36, 1,756,723,373.66 and 297,747,640.76 is: 446,622,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,146,178.36 : 1,756,723,373.66 = 297,747,640.76 : x
  2. Step 2: Convert to fraction form
    1,171,146,178.36/1,756,723,373.66 = 297,747,640.76/x
  3. Step 3: Cross multiply
    1,171,146,178.36x = 1,756,723,373.66 × 297,747,640.76
  4. Step 4: Simplify right side
    1,171,146,178.36x = 523,060,239,975,212,928
  5. Step 5: Solve for x
    x = 523,060,239,975,212,928/1,171,146,178.36
  6. Step 6: Final answer
    x = 446,622,505.06

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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.