Home / 2,895,292,629.65-4,344,405,718.10-1,321,225,499.72

Finding the Fourth Proportional to 2,895,292,629.65, 4,344,405,718.10 and 1,321,225,499.72

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Solution

The fourth proportional to 2,895,292,629.65, 4,344,405,718.10 and 1,321,225,499.72 is: 1,982,507,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,292,629.65 : 4,344,405,718.10 = 1,321,225,499.72 : x
  2. Step 2: Convert to fraction form
    2,895,292,629.65/4,344,405,718.10 = 1,321,225,499.72/x
  3. Step 3: Cross multiply
    2,895,292,629.65x = 4,344,405,718.10 × 1,321,225,499.72
  4. Step 4: Simplify right side
    2,895,292,629.65x = 5,739,939,615,887,353,856
  5. Step 5: Solve for x
    x = 5,739,939,615,887,353,856/2,895,292,629.65
  6. Step 6: Final answer
    x = 1,982,507,590.80

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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.