Home / 86,501,110.80-129,751,666.20-35,366,134.80

Finding the Fourth Proportional to 86,501,110.80, 129,751,666.20 and 35,366,134.80

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Solution

The fourth proportional to 86,501,110.80, 129,751,666.20 and 35,366,134.80 is: 53,049,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,501,110.80 : 129,751,666.20 = 35,366,134.80 : x
  2. Step 2: Convert to fraction form
    86,501,110.80/129,751,666.20 = 35,366,134.80/x
  3. Step 3: Cross multiply
    86,501,110.80x = 129,751,666.20 × 35,366,134.80
  4. Step 4: Simplify right side
    86,501,110.80x = 4,588,814,917,353,803
  5. Step 5: Solve for x
    x = 4,588,814,917,353,803/86,501,110.80
  6. Step 6: Final answer
    x = 53,049,202.20

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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.