Home / 263,816,581.72-395,728,193.94-69,726,283.10

Finding the Fourth Proportional to 263,816,581.72, 395,728,193.94 and 69,726,283.10

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Solution

The fourth proportional to 263,816,581.72, 395,728,193.94 and 69,726,283.10 is: 104,590,302.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,816,581.72 : 395,728,193.94 = 69,726,283.10 : x
  2. Step 2: Convert to fraction form
    263,816,581.72/395,728,193.94 = 69,726,283.10/x
  3. Step 3: Cross multiply
    263,816,581.72x = 395,728,193.94 × 69,726,283.10
  4. Step 4: Simplify right side
    263,816,581.72x = 27,592,656,081,312,140
  5. Step 5: Solve for x
    x = 27,592,656,081,312,140/263,816,581.72
  6. Step 6: Final answer
    x = 104,590,302.48

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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.