Home / 2,382,991,121.28-3,575,003,779.80-724,855,311.10

Finding the Fourth Proportional to 2,382,991,121.28, 3,575,003,779.80 and 724,855,311.10

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Solution

The fourth proportional to 2,382,991,121.28, 3,575,003,779.80 and 724,855,311.10 is: 1,087,440,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,991,121.28 : 3,575,003,779.80 = 724,855,311.10 : x
  2. Step 2: Convert to fraction form
    2,382,991,121.28/3,575,003,779.80 = 724,855,311.10/x
  3. Step 3: Cross multiply
    2,382,991,121.28x = 3,575,003,779.80 × 724,855,311.10
  4. Step 4: Simplify right side
    2,382,991,121.28x = 2,591,360,476,990,605,312
  5. Step 5: Solve for x
    x = 2,591,360,476,990,605,312/2,382,991,121.28
  6. Step 6: Final answer
    x = 1,087,440,256.85

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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.