Home / 79,395,037.90-119,003,294.14-40,424,100.62

Finding the Fourth Proportional to 79,395,037.90, 119,003,294.14 and 40,424,100.62

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Solution

The fourth proportional to 79,395,037.90, 119,003,294.14 and 40,424,100.62 is: 60,590,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,395,037.90 : 119,003,294.14 = 40,424,100.62 : x
  2. Step 2: Convert to fraction form
    79,395,037.90/119,003,294.14 = 40,424,100.62/x
  3. Step 3: Cross multiply
    79,395,037.90x = 119,003,294.14 × 40,424,100.62
  4. Step 4: Simplify right side
    79,395,037.90x = 4,810,601,135,730,740
  5. Step 5: Solve for x
    x = 4,810,601,135,730,740/79,395,037.90
  6. Step 6: Final answer
    x = 60,590,702.68

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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.