Home / 98,082,660.12-135,364,701.96-54,034,172.82

Finding the Fourth Proportional to 98,082,660.12, 135,364,701.96 and 54,034,172.82

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Solution

The fourth proportional to 98,082,660.12, 135,364,701.96 and 54,034,172.82 is: 74,573,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,082,660.12 : 135,364,701.96 = 54,034,172.82 : x
  2. Step 2: Convert to fraction form
    98,082,660.12/135,364,701.96 = 54,034,172.82/x
  3. Step 3: Cross multiply
    98,082,660.12x = 135,364,701.96 × 54,034,172.82
  4. Step 4: Simplify right side
    98,082,660.12x = 7,314,319,699,434,433
  5. Step 5: Solve for x
    x = 7,314,319,699,434,433/98,082,660.12
  6. Step 6: Final answer
    x = 74,573,015.15

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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.