Home / 6,449,664,043.60-9,674,496,065.40-2,090,724,600.40

Finding the Fourth Proportional to 6,449,664,043.60, 9,674,496,065.40 and 2,090,724,600.40

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Solution

The fourth proportional to 6,449,664,043.60, 9,674,496,065.40 and 2,090,724,600.40 is: 3,136,086,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,664,043.60 : 9,674,496,065.40 = 2,090,724,600.40 : x
  2. Step 2: Convert to fraction form
    6,449,664,043.60/9,674,496,065.40 = 2,090,724,600.40/x
  3. Step 3: Cross multiply
    6,449,664,043.60x = 9,674,496,065.40 × 2,090,724,600.40
  4. Step 4: Simplify right side
    6,449,664,043.60x = 20,226,706,920,404,787,200
  5. Step 5: Solve for x
    x = 20,226,706,920,404,787,200/6,449,664,043.60
  6. Step 6: Final answer
    x = 3,136,086,900.60

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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.