Home / 624,076,811.40-936,115,217.10-317,966,795.40

Finding the Fourth Proportional to 624,076,811.40, 936,115,217.10 and 317,966,795.40

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Solution

The fourth proportional to 624,076,811.40, 936,115,217.10 and 317,966,795.40 is: 476,950,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,076,811.40 : 936,115,217.10 = 317,966,795.40 : x
  2. Step 2: Convert to fraction form
    624,076,811.40/936,115,217.10 = 317,966,795.40/x
  3. Step 3: Cross multiply
    624,076,811.40x = 936,115,217.10 × 317,966,795.40
  4. Step 4: Simplify right side
    624,076,811.40x = 297,653,555,706,462,272
  5. Step 5: Solve for x
    x = 297,653,555,706,462,272/624,076,811.40
  6. Step 6: Final answer
    x = 476,950,193.10

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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.