Home / 20,110,664,738.70-27,756,094,487.31-11,657,776,069.26

Finding the Fourth Proportional to 20,110,664,738.70, 27,756,094,487.31 and 11,657,776,069.26

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Solution

The fourth proportional to 20,110,664,738.70, 27,756,094,487.31 and 11,657,776,069.26 is: 16,089,688,645.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110,664,738.70 : 27,756,094,487.31 = 11,657,776,069.26 : x
  2. Step 2: Convert to fraction form
    20,110,664,738.70/27,756,094,487.31 = 11,657,776,069.26/x
  3. Step 3: Cross multiply
    20,110,664,738.70x = 27,756,094,487.31 × 11,657,776,069.26
  4. Step 4: Simplify right side
    20,110,664,738.70x = 323,574,334,090,281,943,040
  5. Step 5: Solve for x
    x = 323,574,334,090,281,943,040/20,110,664,738.70
  6. Step 6: Final answer
    x = 16,089,688,645.03

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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.