Home / 100,642,771.96-150,947,341.29-27,866,909.32

Finding the Fourth Proportional to 100,642,771.96, 150,947,341.29 and 27,866,909.32

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Solution

The fourth proportional to 100,642,771.96, 150,947,341.29 and 27,866,909.32 is: 41,795,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,642,771.96 : 150,947,341.29 = 27,866,909.32 : x
  2. Step 2: Convert to fraction form
    100,642,771.96/150,947,341.29 = 27,866,909.32/x
  3. Step 3: Cross multiply
    100,642,771.96x = 150,947,341.29 × 27,866,909.32
  4. Step 4: Simplify right side
    100,642,771.96x = 4,206,435,871,446,153
  5. Step 5: Solve for x
    x = 4,206,435,871,446,153/100,642,771.96
  6. Step 6: Final answer
    x = 41,795,707.63

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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.