Home / 99,187,884.56-136,880,917.56-54,535,743.28

Finding the Fourth Proportional to 99,187,884.56, 136,880,917.56 and 54,535,743.28

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Solution

The fourth proportional to 99,187,884.56, 136,880,917.56 and 54,535,743.28 is: 75,260,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,187,884.56 : 136,880,917.56 = 54,535,743.28 : x
  2. Step 2: Convert to fraction form
    99,187,884.56/136,880,917.56 = 54,535,743.28/x
  3. Step 3: Cross multiply
    99,187,884.56x = 136,880,917.56 × 54,535,743.28
  4. Step 4: Simplify right side
    99,187,884.56x = 7,464,902,579,983,004
  5. Step 5: Solve for x
    x = 7,464,902,579,983,004/99,187,884.56
  6. Step 6: Final answer
    x = 75,260,225.71

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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.