Home / 10,081,172,269.80-15,121,758,404.70-9,082,488,342.60

Finding the Fourth Proportional to 10,081,172,269.80, 15,121,758,404.70 and 9,082,488,342.60

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Solution

The fourth proportional to 10,081,172,269.80, 15,121,758,404.70 and 9,082,488,342.60 is: 13,623,732,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081,172,269.80 : 15,121,758,404.70 = 9,082,488,342.60 : x
  2. Step 2: Convert to fraction form
    10,081,172,269.80/15,121,758,404.70 = 9,082,488,342.60/x
  3. Step 3: Cross multiply
    10,081,172,269.80x = 15,121,758,404.70 × 9,082,488,342.60
  4. Step 4: Simplify right side
    10,081,172,269.80x = 137,343,194,430,301,339,648
  5. Step 5: Solve for x
    x = 137,343,194,430,301,339,648/10,081,172,269.80
  6. Step 6: Final answer
    x = 13,623,732,513.90

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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.