Home / 174,741,237.60-262,111,856.40-120,321,679.20

Finding the Fourth Proportional to 174,741,237.60, 262,111,856.40 and 120,321,679.20

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Solution

The fourth proportional to 174,741,237.60, 262,111,856.40 and 120,321,679.20 is: 180,482,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,741,237.60 : 262,111,856.40 = 120,321,679.20 : x
  2. Step 2: Convert to fraction form
    174,741,237.60/262,111,856.40 = 120,321,679.20/x
  3. Step 3: Cross multiply
    174,741,237.60x = 262,111,856.40 × 120,321,679.20
  4. Step 4: Simplify right side
    174,741,237.60x = 31,537,738,700,277,268
  5. Step 5: Solve for x
    x = 31,537,738,700,277,268/174,741,237.60
  6. Step 6: Final answer
    x = 180,482,518.80

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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.