Home / 122,950,749.60-184,638,700.80-65,555,121.60

Finding the Fourth Proportional to 122,950,749.60, 184,638,700.80 and 65,555,121.60

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Solution

The fourth proportional to 122,950,749.60, 184,638,700.80 and 65,555,121.60 is: 98,446,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,950,749.60 : 184,638,700.80 = 65,555,121.60 : x
  2. Step 2: Convert to fraction form
    122,950,749.60/184,638,700.80 = 65,555,121.60/x
  3. Step 3: Cross multiply
    122,950,749.60x = 184,638,700.80 × 65,555,121.60
  4. Step 4: Simplify right side
    122,950,749.60x = 12,104,012,483,010,018
  5. Step 5: Solve for x
    x = 12,104,012,483,010,018/122,950,749.60
  6. Step 6: Final answer
    x = 98,446,024.30

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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.