Home / 13,751,518,769.36-20,627,252,395.32-4,308,885,475.28

Finding the Fourth Proportional to 13,751,518,769.36, 20,627,252,395.32 and 4,308,885,475.28

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Solution

The fourth proportional to 13,751,518,769.36, 20,627,252,395.32 and 4,308,885,475.28 is: 6,463,320,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,518,769.36 : 20,627,252,395.32 = 4,308,885,475.28 : x
  2. Step 2: Convert to fraction form
    13,751,518,769.36/20,627,252,395.32 = 4,308,885,475.28/x
  3. Step 3: Cross multiply
    13,751,518,769.36x = 20,627,252,395.32 × 4,308,885,475.28
  4. Step 4: Simplify right side
    13,751,518,769.36x = 88,880,468,241,128,931,328
  5. Step 5: Solve for x
    x = 88,880,468,241,128,931,328/13,751,518,769.36
  6. Step 6: Final answer
    x = 6,463,320,141.71

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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.