Home / 98,619,920.70-136,099,498.23-54,566,202.30

Finding the Fourth Proportional to 98,619,920.70, 136,099,498.23 and 54,566,202.30

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Solution

The fourth proportional to 98,619,920.70, 136,099,498.23 and 54,566,202.30 is: 75,303,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,619,920.70 : 136,099,498.23 = 54,566,202.30 : x
  2. Step 2: Convert to fraction form
    98,619,920.70/136,099,498.23 = 54,566,202.30/x
  3. Step 3: Cross multiply
    98,619,920.70x = 136,099,498.23 × 54,566,202.30
  4. Step 4: Simplify right side
    98,619,920.70x = 7,426,432,753,346,671
  5. Step 5: Solve for x
    x = 7,426,432,753,346,671/98,619,920.70
  6. Step 6: Final answer
    x = 75,303,576.61

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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.