Home / 6,436,355,324.80-9,654,532,987.20-5,563,941,779.20

Finding the Fourth Proportional to 6,436,355,324.80, 9,654,532,987.20 and 5,563,941,779.20

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Solution

The fourth proportional to 6,436,355,324.80, 9,654,532,987.20 and 5,563,941,779.20 is: 8,345,912,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,355,324.80 : 9,654,532,987.20 = 5,563,941,779.20 : x
  2. Step 2: Convert to fraction form
    6,436,355,324.80/9,654,532,987.20 = 5,563,941,779.20/x
  3. Step 3: Cross multiply
    6,436,355,324.80x = 9,654,532,987.20 × 5,563,941,779.20
  4. Step 4: Simplify right side
    6,436,355,324.80x = 53,717,259,446,146,662,400
  5. Step 5: Solve for x
    x = 53,717,259,446,146,662,400/6,436,355,324.80
  6. Step 6: Final answer
    x = 8,345,912,668.80

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Double scale
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Similar ratio
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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.