Home / 624,079,874.40-936,119,811.60-317,969,858.40

Finding the Fourth Proportional to 624,079,874.40, 936,119,811.60 and 317,969,858.40

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Solution

The fourth proportional to 624,079,874.40, 936,119,811.60 and 317,969,858.40 is: 476,954,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,079,874.40 : 936,119,811.60 = 317,969,858.40 : x
  2. Step 2: Convert to fraction form
    624,079,874.40/936,119,811.60 = 317,969,858.40/x
  3. Step 3: Cross multiply
    624,079,874.40x = 936,119,811.60 × 317,969,858.40
  4. Step 4: Simplify right side
    624,079,874.40x = 297,657,883,939,886,656
  5. Step 5: Solve for x
    x = 297,657,883,939,886,656/624,079,874.40
  6. Step 6: Final answer
    x = 476,954,787.60

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Similar ratio
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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.