Home / 86,407,261.16-129,611,023.24-35,289,279.97

Finding the Fourth Proportional to 86,407,261.16, 129,611,023.24 and 35,289,279.97

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Solution

The fourth proportional to 86,407,261.16, 129,611,023.24 and 35,289,279.97 is: 52,933,973.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,407,261.16 : 129,611,023.24 = 35,289,279.97 : x
  2. Step 2: Convert to fraction form
    86,407,261.16/129,611,023.24 = 35,289,279.97/x
  3. Step 3: Cross multiply
    86,407,261.16x = 129,611,023.24 × 35,289,279.97
  4. Step 4: Simplify right side
    86,407,261.16x = 4,573,879,685,902,286
  5. Step 5: Solve for x
    x = 4,573,879,685,902,286/86,407,261.16
  6. Step 6: Final answer
    x = 52,933,973.66

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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.