Home / 115,710,489,448.79-173,588,086,001.38-43,994,427,481.11

Finding the Fourth Proportional to 115,710,489,448.79, 173,588,086,001.38 and 43,994,427,481.11

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Solution

The fourth proportional to 115,710,489,448.79, 173,588,086,001.38 and 43,994,427,481.11 is: 66,000,139,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,710,489,448.79 : 173,588,086,001.38 = 43,994,427,481.11 : x
  2. Step 2: Convert to fraction form
    115,710,489,448.79/173,588,086,001.38 = 43,994,427,481.11/x
  3. Step 3: Cross multiply
    115,710,489,448.79x = 173,588,086,001.38 × 43,994,427,481.11
  4. Step 4: Simplify right side
    115,710,489,448.79x = 7,636,908,461,172,398,751,744
  5. Step 5: Solve for x
    x = 7,636,908,461,172,398,751,744/115,710,489,448.79
  6. Step 6: Final answer
    x = 66,000,139,637.75

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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.