Home / 13,457,664,010.40-20,186,496,015.60-7,652,911,114.40

Finding the Fourth Proportional to 13,457,664,010.40, 20,186,496,015.60 and 7,652,911,114.40

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Solution

The fourth proportional to 13,457,664,010.40, 20,186,496,015.60 and 7,652,911,114.40 is: 11,479,366,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457,664,010.40 : 20,186,496,015.60 = 7,652,911,114.40 : x
  2. Step 2: Convert to fraction form
    13,457,664,010.40/20,186,496,015.60 = 7,652,911,114.40/x
  3. Step 3: Cross multiply
    13,457,664,010.40x = 20,186,496,015.60 × 7,652,911,114.40
  4. Step 4: Simplify right side
    13,457,664,010.40x = 154,485,459,718,576,537,600
  5. Step 5: Solve for x
    x = 154,485,459,718,576,537,600/13,457,664,010.40
  6. Step 6: Final answer
    x = 11,479,366,671.60

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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.