Home / 85,928,202,003.84-128,892,303,005.76-85,928,202,003.84

Finding the Fourth Proportional to 85,928,202,003.84, 128,892,303,005.76 and 85,928,202,003.84

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Solution

The fourth proportional to 85,928,202,003.84, 128,892,303,005.76 and 85,928,202,003.84 is: 128,892,303,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,928,202,003.84 : 128,892,303,005.76 = 85,928,202,003.84 : x
  2. Step 2: Convert to fraction form
    85,928,202,003.84/128,892,303,005.76 = 85,928,202,003.84/x
  3. Step 3: Cross multiply
    85,928,202,003.84x = 128,892,303,005.76 × 85,928,202,003.84
  4. Step 4: Simplify right side
    85,928,202,003.84x = 11,075,483,849,419,097,374,720
  5. Step 5: Solve for x
    x = 11,075,483,849,419,097,374,720/85,928,202,003.84
  6. Step 6: Final answer
    x = 128,892,303,005.76

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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.