Home / 18,149,832,923.40-27,224,749,385.10-12,570,977,881.80

Finding the Fourth Proportional to 18,149,832,923.40, 27,224,749,385.10 and 12,570,977,881.80

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Solution

The fourth proportional to 18,149,832,923.40, 27,224,749,385.10 and 12,570,977,881.80 is: 18,856,466,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,832,923.40 : 27,224,749,385.10 = 12,570,977,881.80 : x
  2. Step 2: Convert to fraction form
    18,149,832,923.40/27,224,749,385.10 = 12,570,977,881.80/x
  3. Step 3: Cross multiply
    18,149,832,923.40x = 27,224,749,385.10 × 12,570,977,881.80
  4. Step 4: Simplify right side
    18,149,832,923.40x = 342,241,722,357,640,200,192
  5. Step 5: Solve for x
    x = 342,241,722,357,640,200,192/18,149,832,923.40
  6. Step 6: Final answer
    x = 18,856,466,822.70

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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.