Home / 218,617,666.20-327,943,452.60-73,051,748.10

Finding the Fourth Proportional to 218,617,666.20, 327,943,452.60 and 73,051,748.10

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Solution

The fourth proportional to 218,617,666.20, 327,943,452.60 and 73,051,748.10 is: 109,583,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,617,666.20 : 327,943,452.60 = 73,051,748.10 : x
  2. Step 2: Convert to fraction form
    218,617,666.20/327,943,452.60 = 73,051,748.10/x
  3. Step 3: Cross multiply
    218,617,666.20x = 327,943,452.60 × 73,051,748.10
  4. Step 4: Simplify right side
    218,617,666.20x = 23,956,842,490,379,488
  5. Step 5: Solve for x
    x = 23,956,842,490,379,488/218,617,666.20
  6. Step 6: Final answer
    x = 109,583,287.15

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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.