Home / 87,939,668,002.51-131,909,502,003.77-87,939,668,002.51

Finding the Fourth Proportional to 87,939,668,002.51, 131,909,502,003.77 and 87,939,668,002.51

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Solution

The fourth proportional to 87,939,668,002.51, 131,909,502,003.77 and 87,939,668,002.51 is: 131,909,502,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,939,668,002.51 : 131,909,502,003.77 = 87,939,668,002.51 : x
  2. Step 2: Convert to fraction form
    87,939,668,002.51/131,909,502,003.77 = 87,939,668,002.51/x
  3. Step 3: Cross multiply
    87,939,668,002.51x = 131,909,502,003.77 × 87,939,668,002.51
  4. Step 4: Simplify right side
    87,939,668,002.51x = 11,600,077,812,587,961,516,032
  5. Step 5: Solve for x
    x = 11,600,077,812,587,961,516,032/87,939,668,002.51
  6. Step 6: Final answer
    x = 131,909,502,003.77

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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.