Home / 10,074,784,829.20-13,907,661,805.20-6,508,231,129.28

Finding the Fourth Proportional to 10,074,784,829.20, 13,907,661,805.20 and 6,508,231,129.28

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Solution

The fourth proportional to 10,074,784,829.20, 13,907,661,805.20 and 6,508,231,129.28 is: 8,984,239,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,784,829.20 : 13,907,661,805.20 = 6,508,231,129.28 : x
  2. Step 2: Convert to fraction form
    10,074,784,829.20/13,907,661,805.20 = 6,508,231,129.28/x
  3. Step 3: Cross multiply
    10,074,784,829.20x = 13,907,661,805.20 × 6,508,231,129.28
  4. Step 4: Simplify right side
    10,074,784,829.20x = 90,514,277,496,101,126,144
  5. Step 5: Solve for x
    x = 90,514,277,496,101,126,144/10,074,784,829.20
  6. Step 6: Final answer
    x = 8,984,239,269.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.