Home / 86,276,089.63-129,416,791.65-37,728,954.28

Finding the Fourth Proportional to 86,276,089.63, 129,416,791.65 and 37,728,954.28

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Solution

The fourth proportional to 86,276,089.63, 129,416,791.65 and 37,728,954.28 is: 56,594,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,276,089.63 : 129,416,791.65 = 37,728,954.28 : x
  2. Step 2: Convert to fraction form
    86,276,089.63/129,416,791.65 = 37,728,954.28/x
  3. Step 3: Cross multiply
    86,276,089.63x = 129,416,791.65 × 37,728,954.28
  4. Step 4: Simplify right side
    86,276,089.63x = 4,882,760,214,391,407
  5. Step 5: Solve for x
    x = 4,882,760,214,391,407/86,276,089.63
  6. Step 6: Final answer
    x = 56,594,593.42

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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.