Home / 1,738,327,128.60-2,607,490,692.90-1,330,180,440.60

Finding the Fourth Proportional to 1,738,327,128.60, 2,607,490,692.90 and 1,330,180,440.60

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Solution

The fourth proportional to 1,738,327,128.60, 2,607,490,692.90 and 1,330,180,440.60 is: 1,995,270,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,327,128.60 : 2,607,490,692.90 = 1,330,180,440.60 : x
  2. Step 2: Convert to fraction form
    1,738,327,128.60/2,607,490,692.90 = 1,330,180,440.60/x
  3. Step 3: Cross multiply
    1,738,327,128.60x = 2,607,490,692.90 × 1,330,180,440.60
  4. Step 4: Simplify right side
    1,738,327,128.60x = 3,468,433,118,742,120,960
  5. Step 5: Solve for x
    x = 3,468,433,118,742,120,960/1,738,327,128.60
  6. Step 6: Final answer
    x = 1,995,270,660.90

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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.