Home / 198,559,564.40-297,839,346.60-52,992,844.40

Finding the Fourth Proportional to 198,559,564.40, 297,839,346.60 and 52,992,844.40

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Solution

The fourth proportional to 198,559,564.40, 297,839,346.60 and 52,992,844.40 is: 79,489,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,559,564.40 : 297,839,346.60 = 52,992,844.40 : x
  2. Step 2: Convert to fraction form
    198,559,564.40/297,839,346.60 = 52,992,844.40/x
  3. Step 3: Cross multiply
    198,559,564.40x = 297,839,346.60 × 52,992,844.40
  4. Step 4: Simplify right side
    198,559,564.40x = 15,783,354,150,571,470
  5. Step 5: Solve for x
    x = 15,783,354,150,571,470/198,559,564.40
  6. Step 6: Final answer
    x = 79,489,266.60

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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.