Home / 109,339,408.80-164,033,996.40-63,877,802.40

Finding the Fourth Proportional to 109,339,408.80, 164,033,996.40 and 63,877,802.40

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Solution

The fourth proportional to 109,339,408.80, 164,033,996.40 and 63,877,802.40 is: 95,831,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,339,408.80 : 164,033,996.40 = 63,877,802.40 : x
  2. Step 2: Convert to fraction form
    109,339,408.80/164,033,996.40 = 63,877,802.40/x
  3. Step 3: Cross multiply
    109,339,408.80x = 164,033,996.40 × 63,877,802.40
  4. Step 4: Simplify right side
    109,339,408.80x = 10,478,131,208,921,512
  5. Step 5: Solve for x
    x = 10,478,131,208,921,512/109,339,408.80
  6. Step 6: Final answer
    x = 95,831,240.76

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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.