Home / 53,395,988.56-80,494,195.19-49,836,633.30

Finding the Fourth Proportional to 53,395,988.56, 80,494,195.19 and 49,836,633.30

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Solution

The fourth proportional to 53,395,988.56, 80,494,195.19 and 49,836,633.30 is: 75,128,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395,988.56 : 80,494,195.19 = 49,836,633.30 : x
  2. Step 2: Convert to fraction form
    53,395,988.56/80,494,195.19 = 49,836,633.30/x
  3. Step 3: Cross multiply
    53,395,988.56x = 80,494,195.19 × 49,836,633.30
  4. Step 4: Simplify right side
    53,395,988.56x = 4,011,559,688,213,470.50
  5. Step 5: Solve for x
    x = 4,011,559,688,213,470.50/53,395,988.56
  6. Step 6: Final answer
    x = 75,128,484.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.