Home / 780,168,300.57-1,170,273,752.24-227,457,371.70

Finding the Fourth Proportional to 780,168,300.57, 1,170,273,752.24 and 227,457,371.70

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Solution

The fourth proportional to 780,168,300.57, 1,170,273,752.24 and 227,457,371.70 is: 341,192,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,168,300.57 : 1,170,273,752.24 = 227,457,371.70 : x
  2. Step 2: Convert to fraction form
    780,168,300.57/1,170,273,752.24 = 227,457,371.70/x
  3. Step 3: Cross multiply
    780,168,300.57x = 1,170,273,752.24 × 227,457,371.70
  4. Step 4: Simplify right side
    780,168,300.57x = 266,187,391,852,870,048
  5. Step 5: Solve for x
    x = 266,187,391,852,870,048/780,168,300.57
  6. Step 6: Final answer
    x = 341,192,267.95

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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.