Home / 352,861,086-529,203,630.04-103,816,787.16

Finding the Fourth Proportional to 352,861,086, 529,203,630.04 and 103,816,787.16

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Solution

The fourth proportional to 352,861,086, 529,203,630.04 and 103,816,787.16 is: 155,699,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,861,086 : 529,203,630.04 = 103,816,787.16 : x
  2. Step 2: Convert to fraction form
    352,861,086/529,203,630.04 = 103,816,787.16/x
  3. Step 3: Cross multiply
    352,861,086x = 529,203,630.04 × 103,816,787.16
  4. Step 4: Simplify right side
    352,861,086x = 54,940,220,624,162,064
  5. Step 5: Solve for x
    x = 54,940,220,624,162,064/352,861,086
  6. Step 6: Final answer
    x = 155,699,290.19

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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.