Home / 13,824,875,128.50-19,072,247,987.43-8,106,240,606.30

Finding the Fourth Proportional to 13,824,875,128.50, 19,072,247,987.43 and 8,106,240,606.30

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Solution

The fourth proportional to 13,824,875,128.50, 19,072,247,987.43 and 8,106,240,606.30 is: 11,183,047,199.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,875,128.50 : 19,072,247,987.43 = 8,106,240,606.30 : x
  2. Step 2: Convert to fraction form
    13,824,875,128.50/19,072,247,987.43 = 8,106,240,606.30/x
  3. Step 3: Cross multiply
    13,824,875,128.50x = 19,072,247,987.43 × 8,106,240,606.30
  4. Step 4: Simplify right side
    13,824,875,128.50x = 154,604,231,089,128,538,112
  5. Step 5: Solve for x
    x = 154,604,231,089,128,538,112/13,824,875,128.50
  6. Step 6: Final answer
    x = 11,183,047,199.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.