Home / 624,076,812.40-936,115,218.60-317,966,796.40

Finding the Fourth Proportional to 624,076,812.40, 936,115,218.60 and 317,966,796.40

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Solution

The fourth proportional to 624,076,812.40, 936,115,218.60 and 317,966,796.40 is: 476,950,194.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,076,812.40 : 936,115,218.60 = 317,966,796.40 : x
  2. Step 2: Convert to fraction form
    624,076,812.40/936,115,218.60 = 317,966,796.40/x
  3. Step 3: Cross multiply
    624,076,812.40x = 936,115,218.60 × 317,966,796.40
  4. Step 4: Simplify right side
    624,076,812.40x = 297,653,557,119,527,680
  5. Step 5: Solve for x
    x = 297,653,557,119,527,680/624,076,812.40
  6. Step 6: Final answer
    x = 476,950,194.60

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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.