Home / 86,576,682.51-119,477,755.91-49,406,222.88

Finding the Fourth Proportional to 86,576,682.51, 119,477,755.91 and 49,406,222.88

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Solution

The fourth proportional to 86,576,682.51, 119,477,755.91 and 49,406,222.88 is: 68,181,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,576,682.51 : 119,477,755.91 = 49,406,222.88 : x
  2. Step 2: Convert to fraction form
    86,576,682.51/119,477,755.91 = 49,406,222.88/x
  3. Step 3: Cross multiply
    86,576,682.51x = 119,477,755.91 × 49,406,222.88
  4. Step 4: Simplify right side
    86,576,682.51x = 5,902,944,637,444,666
  5. Step 5: Solve for x
    x = 5,902,944,637,444,666/86,576,682.51
  6. Step 6: Final answer
    x = 68,181,691.26

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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.