Home / 56,763,408.40-85,145,112.60-38,847,504.40

Finding the Fourth Proportional to 56,763,408.40, 85,145,112.60 and 38,847,504.40

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Solution

The fourth proportional to 56,763,408.40, 85,145,112.60 and 38,847,504.40 is: 58,271,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,763,408.40 : 85,145,112.60 = 38,847,504.40 : x
  2. Step 2: Convert to fraction form
    56,763,408.40/85,145,112.60 = 38,847,504.40/x
  3. Step 3: Cross multiply
    56,763,408.40x = 85,145,112.60 × 38,847,504.40
  4. Step 4: Simplify right side
    56,763,408.40x = 3,307,675,136,366,995
  5. Step 5: Solve for x
    x = 3,307,675,136,366,995/56,763,408.40
  6. Step 6: Final answer
    x = 58,271,256.60

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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.