Home / 12,410,584,820.70-18,615,877,231.05-9,961,704,692.70

Finding the Fourth Proportional to 12,410,584,820.70, 18,615,877,231.05 and 9,961,704,692.70

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Solution

The fourth proportional to 12,410,584,820.70, 18,615,877,231.05 and 9,961,704,692.70 is: 14,942,557,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410,584,820.70 : 18,615,877,231.05 = 9,961,704,692.70 : x
  2. Step 2: Convert to fraction form
    12,410,584,820.70/18,615,877,231.05 = 9,961,704,692.70/x
  3. Step 3: Cross multiply
    12,410,584,820.70x = 18,615,877,231.05 × 9,961,704,692.70
  4. Step 4: Simplify right side
    12,410,584,820.70x = 185,445,871,571,277,873,152
  5. Step 5: Solve for x
    x = 185,445,871,571,277,873,152/12,410,584,820.70
  6. Step 6: Final answer
    x = 14,942,557,039.05

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Double scale
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Similar ratio
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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.