Home / 109,770,571.60-164,655,857.40-28,991,539.60

Finding the Fourth Proportional to 109,770,571.60, 164,655,857.40 and 28,991,539.60

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Solution

The fourth proportional to 109,770,571.60, 164,655,857.40 and 28,991,539.60 is: 43,487,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,770,571.60 : 164,655,857.40 = 28,991,539.60 : x
  2. Step 2: Convert to fraction form
    109,770,571.60/164,655,857.40 = 28,991,539.60/x
  3. Step 3: Cross multiply
    109,770,571.60x = 164,655,857.40 × 28,991,539.60
  4. Step 4: Simplify right side
    109,770,571.60x = 4,773,626,810,184,053
  5. Step 5: Solve for x
    x = 4,773,626,810,184,053/109,770,571.60
  6. Step 6: Final answer
    x = 43,487,309.40

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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.