Home / 98,682,187.57-136,138,670.96-59,502,198.06

Finding the Fourth Proportional to 98,682,187.57, 136,138,670.96 and 59,502,198.06

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Solution

The fourth proportional to 98,682,187.57, 136,138,670.96 and 59,502,198.06 is: 82,087,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,682,187.57 : 136,138,670.96 = 59,502,198.06 : x
  2. Step 2: Convert to fraction form
    98,682,187.57/136,138,670.96 = 59,502,198.06/x
  3. Step 3: Cross multiply
    98,682,187.57x = 136,138,670.96 × 59,502,198.06
  4. Step 4: Simplify right side
    98,682,187.57x = 8,100,550,163,087,091
  5. Step 5: Solve for x
    x = 8,100,550,163,087,091/98,682,187.57
  6. Step 6: Final answer
    x = 82,087,257.72

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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.