Home / 3,779,143,221.60-5,668,714,832.40-2,545,633,231.20

Finding the Fourth Proportional to 3,779,143,221.60, 5,668,714,832.40 and 2,545,633,231.20

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Solution

The fourth proportional to 3,779,143,221.60, 5,668,714,832.40 and 2,545,633,231.20 is: 3,818,449,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,143,221.60 : 5,668,714,832.40 = 2,545,633,231.20 : x
  2. Step 2: Convert to fraction form
    3,779,143,221.60/5,668,714,832.40 = 2,545,633,231.20/x
  3. Step 3: Cross multiply
    3,779,143,221.60x = 5,668,714,832.40 × 2,545,633,231.20
  4. Step 4: Simplify right side
    3,779,143,221.60x = 14,430,468,855,553,775,616
  5. Step 5: Solve for x
    x = 14,430,468,855,553,775,616/3,779,143,221.60
  6. Step 6: Final answer
    x = 3,818,449,846.80

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Double scale
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1.5x scale

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.