Home / 3,541,385,946.40-5,312,078,919.60-1,087,718,912.80

Finding the Fourth Proportional to 3,541,385,946.40, 5,312,078,919.60 and 1,087,718,912.80

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Solution

The fourth proportional to 3,541,385,946.40, 5,312,078,919.60 and 1,087,718,912.80 is: 1,631,578,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541,385,946.40 : 5,312,078,919.60 = 1,087,718,912.80 : x
  2. Step 2: Convert to fraction form
    3,541,385,946.40/5,312,078,919.60 = 1,087,718,912.80/x
  3. Step 3: Cross multiply
    3,541,385,946.40x = 5,312,078,919.60 × 1,087,718,912.80
  4. Step 4: Simplify right side
    3,541,385,946.40x = 5,778,048,707,135,111,168
  5. Step 5: Solve for x
    x = 5,778,048,707,135,111,168/3,541,385,946.40
  6. Step 6: Final answer
    x = 1,631,578,369.20

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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.