Home / 123,024,107.90-184,536,161.85-71,879,800.70

Finding the Fourth Proportional to 123,024,107.90, 184,536,161.85 and 71,879,800.70

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Solution

The fourth proportional to 123,024,107.90, 184,536,161.85 and 71,879,800.70 is: 107,819,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,024,107.90 : 184,536,161.85 = 71,879,800.70 : x
  2. Step 2: Convert to fraction form
    123,024,107.90/184,536,161.85 = 71,879,800.70/x
  3. Step 3: Cross multiply
    123,024,107.90x = 184,536,161.85 × 71,879,800.70
  4. Step 4: Simplify right side
    123,024,107.90x = 13,264,422,535,720,944
  5. Step 5: Solve for x
    x = 13,264,422,535,720,944/123,024,107.90
  6. Step 6: Final answer
    x = 107,819,701.05

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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.