Home / 308,683,338.80-425,967,363.96-183,240,896.72

Finding the Fourth Proportional to 308,683,338.80, 425,967,363.96 and 183,240,896.72

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Solution

The fourth proportional to 308,683,338.80, 425,967,363.96 and 183,240,896.72 is: 252,863,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,683,338.80 : 425,967,363.96 = 183,240,896.72 : x
  2. Step 2: Convert to fraction form
    308,683,338.80/425,967,363.96 = 183,240,896.72/x
  3. Step 3: Cross multiply
    308,683,338.80x = 425,967,363.96 × 183,240,896.72
  4. Step 4: Simplify right side
    308,683,338.80x = 78,054,641,745,485,008
  5. Step 5: Solve for x
    x = 78,054,641,745,485,008/308,683,338.80
  6. Step 6: Final answer
    x = 252,863,151.11

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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.