Home / 123,038,103.56-184,575,504.18-45,309,029.72

Finding the Fourth Proportional to 123,038,103.56, 184,575,504.18 and 45,309,029.72

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Solution

The fourth proportional to 123,038,103.56, 184,575,504.18 and 45,309,029.72 is: 67,970,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,038,103.56 : 184,575,504.18 = 45,309,029.72 : x
  2. Step 2: Convert to fraction form
    123,038,103.56/184,575,504.18 = 45,309,029.72/x
  3. Step 3: Cross multiply
    123,038,103.56x = 184,575,504.18 × 45,309,029.72
  4. Step 4: Simplify right side
    123,038,103.56x = 8,362,937,004,475,604
  5. Step 5: Solve for x
    x = 8,362,937,004,475,604/123,038,103.56
  6. Step 6: Final answer
    x = 67,970,301.58

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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.