Home / 231,898,241,348.70-347,847,362,023.05-120,321,140,516.70

Finding the Fourth Proportional to 231,898,241,348.70, 347,847,362,023.05 and 120,321,140,516.70

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Solution

The fourth proportional to 231,898,241,348.70, 347,847,362,023.05 and 120,321,140,516.70 is: 180,481,710,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,898,241,348.70 : 347,847,362,023.05 = 120,321,140,516.70 : x
  2. Step 2: Convert to fraction form
    231,898,241,348.70/347,847,362,023.05 = 120,321,140,516.70/x
  3. Step 3: Cross multiply
    231,898,241,348.70x = 347,847,362,023.05 × 120,321,140,516.70
  4. Step 4: Simplify right side
    231,898,241,348.70x = 41,853,391,324,338,808,946,688
  5. Step 5: Solve for x
    x = 41,853,391,324,338,808,946,688/231,898,241,348.70
  6. Step 6: Final answer
    x = 180,481,710,775.05

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Double scale
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1.5x scale

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.