Home / 141,340,138.40-212,024,204.40-49,209,701.60

Finding the Fourth Proportional to 141,340,138.40, 212,024,204.40 and 49,209,701.60

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Solution

The fourth proportional to 141,340,138.40, 212,024,204.40 and 49,209,701.60 is: 73,819,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,340,138.40 : 212,024,204.40 = 49,209,701.60 : x
  2. Step 2: Convert to fraction form
    141,340,138.40/212,024,204.40 = 49,209,701.60/x
  3. Step 3: Cross multiply
    141,340,138.40x = 212,024,204.40 × 49,209,701.60
  4. Step 4: Simplify right side
    141,340,138.40x = 10,433,647,830,501,408
  5. Step 5: Solve for x
    x = 10,433,647,830,501,408/141,340,138.40
  6. Step 6: Final answer
    x = 73,819,425.60

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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.