Home / 109,545,615.35-164,175,349.14-83,542,705.45

Finding the Fourth Proportional to 109,545,615.35, 164,175,349.14 and 83,542,705.45

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Solution

The fourth proportional to 109,545,615.35, 164,175,349.14 and 83,542,705.45 is: 125,204,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,545,615.35 : 164,175,349.14 = 83,542,705.45 : x
  2. Step 2: Convert to fraction form
    109,545,615.35/164,175,349.14 = 83,542,705.45/x
  3. Step 3: Cross multiply
    109,545,615.35x = 164,175,349.14 × 83,542,705.45
  4. Step 4: Simplify right side
    109,545,615.35x = 13,715,652,834,533,052
  5. Step 5: Solve for x
    x = 13,715,652,834,533,052/109,545,615.35
  6. Step 6: Final answer
    x = 125,204,945.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.