Home / 724,874,957.48-1,086,867,450.09-281,700,175.47

Finding the Fourth Proportional to 724,874,957.48, 1,086,867,450.09 and 281,700,175.47

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Solution

The fourth proportional to 724,874,957.48, 1,086,867,450.09 and 281,700,175.47 is: 422,377,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,874,957.48 : 1,086,867,450.09 = 281,700,175.47 : x
  2. Step 2: Convert to fraction form
    724,874,957.48/1,086,867,450.09 = 281,700,175.47/x
  3. Step 3: Cross multiply
    724,874,957.48x = 1,086,867,450.09 × 281,700,175.47
  4. Step 4: Simplify right side
    724,874,957.48x = 306,170,751,402,984,448
  5. Step 5: Solve for x
    x = 306,170,751,402,984,448/724,874,957.48
  6. Step 6: Final answer
    x = 422,377,333.15

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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.