Home / 8,631,864,048.40-12,947,796,072.60-8,631,864,048.40

Finding the Fourth Proportional to 8,631,864,048.40, 12,947,796,072.60 and 8,631,864,048.40

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Solution

The fourth proportional to 8,631,864,048.40, 12,947,796,072.60 and 8,631,864,048.40 is: 12,947,796,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,864,048.40 : 12,947,796,072.60 = 8,631,864,048.40 : x
  2. Step 2: Convert to fraction form
    8,631,864,048.40/12,947,796,072.60 = 8,631,864,048.40/x
  3. Step 3: Cross multiply
    8,631,864,048.40x = 12,947,796,072.60 × 8,631,864,048.40
  4. Step 4: Simplify right side
    8,631,864,048.40x = 111,763,615,425,090,650,112
  5. Step 5: Solve for x
    x = 111,763,615,425,090,650,112/8,631,864,048.40
  6. Step 6: Final answer
    x = 12,947,796,072.60

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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.