Home / 189,218,114.40-283,827,171.60-52,903,279.20

Finding the Fourth Proportional to 189,218,114.40, 283,827,171.60 and 52,903,279.20

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Solution

The fourth proportional to 189,218,114.40, 283,827,171.60 and 52,903,279.20 is: 79,354,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,218,114.40 : 283,827,171.60 = 52,903,279.20 : x
  2. Step 2: Convert to fraction form
    189,218,114.40/283,827,171.60 = 52,903,279.20/x
  3. Step 3: Cross multiply
    189,218,114.40x = 283,827,171.60 × 52,903,279.20
  4. Step 4: Simplify right side
    189,218,114.40x = 15,015,388,103,701,112
  5. Step 5: Solve for x
    x = 15,015,388,103,701,112/189,218,114.40
  6. Step 6: Final answer
    x = 79,354,918.80

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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.