Home / 84,744,655.20-127,133,571.60-36,222,415.20

Finding the Fourth Proportional to 84,744,655.20, 127,133,571.60 and 36,222,415.20

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Solution

The fourth proportional to 84,744,655.20, 127,133,571.60 and 36,222,415.20 is: 54,340,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,744,655.20 : 127,133,571.60 = 36,222,415.20 : x
  2. Step 2: Convert to fraction form
    84,744,655.20/127,133,571.60 = 36,222,415.20/x
  3. Step 3: Cross multiply
    84,744,655.20x = 127,133,571.60 × 36,222,415.20
  4. Step 4: Simplify right side
    84,744,655.20x = 4,605,085,016,354,128
  5. Step 5: Solve for x
    x = 4,605,085,016,354,128/84,744,655.20
  6. Step 6: Final answer
    x = 54,340,713.35

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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.