Home / 98,124,182.33-135,412,279.74-54,072,757.64

Finding the Fourth Proportional to 98,124,182.33, 135,412,279.74 and 54,072,757.64

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Solution

The fourth proportional to 98,124,182.33, 135,412,279.74 and 54,072,757.64 is: 74,620,905.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,124,182.33 : 135,412,279.74 = 54,072,757.64 : x
  2. Step 2: Convert to fraction form
    98,124,182.33/135,412,279.74 = 54,072,757.64/x
  3. Step 3: Cross multiply
    98,124,182.33x = 135,412,279.74 × 54,072,757.64
  4. Step 4: Simplify right side
    98,124,182.33x = 7,322,115,384,199,433
  5. Step 5: Solve for x
    x = 7,322,115,384,199,433/98,124,182.33
  6. Step 6: Final answer
    x = 74,620,905.99

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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.