Home / 1,355,919,052.20-2,034,143,999.10-579,563,212.20

Finding the Fourth Proportional to 1,355,919,052.20, 2,034,143,999.10 and 579,563,212.20

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Solution

The fourth proportional to 1,355,919,052.20, 2,034,143,999.10 and 579,563,212.20 is: 869,458,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,919,052.20 : 2,034,143,999.10 = 579,563,212.20 : x
  2. Step 2: Convert to fraction form
    1,355,919,052.20/2,034,143,999.10 = 579,563,212.20/x
  3. Step 3: Cross multiply
    1,355,919,052.20x = 2,034,143,999.10 × 579,563,212.20
  4. Step 4: Simplify right side
    1,355,919,052.20x = 1,178,915,030,195,749,888
  5. Step 5: Solve for x
    x = 1,178,915,030,195,749,888/1,355,919,052.20
  6. Step 6: Final answer
    x = 869,458,267.65

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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.