Home / 106,272,037.40-159,408,056.10-73,855,448.60

Finding the Fourth Proportional to 106,272,037.40, 159,408,056.10 and 73,855,448.60

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Solution

The fourth proportional to 106,272,037.40, 159,408,056.10 and 73,855,448.60 is: 110,783,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,272,037.40 : 159,408,056.10 = 73,855,448.60 : x
  2. Step 2: Convert to fraction form
    106,272,037.40/159,408,056.10 = 73,855,448.60/x
  3. Step 3: Cross multiply
    106,272,037.40x = 159,408,056.10 × 73,855,448.60
  4. Step 4: Simplify right side
    106,272,037.40x = 11,773,153,493,719,466
  5. Step 5: Solve for x
    x = 11,773,153,493,719,466/106,272,037.40
  6. Step 6: Final answer
    x = 110,783,172.90

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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.