Home / 84,431,881,572.06-126,669,259,266.46-39,085,281,891.32

Finding the Fourth Proportional to 84,431,881,572.06, 126,669,259,266.46 and 39,085,281,891.32

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Solution

The fourth proportional to 84,431,881,572.06, 126,669,259,266.46 and 39,085,281,891.32 is: 58,637,846,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,431,881,572.06 : 126,669,259,266.46 = 39,085,281,891.32 : x
  2. Step 2: Convert to fraction form
    84,431,881,572.06/126,669,259,266.46 = 39,085,281,891.32/x
  3. Step 3: Cross multiply
    84,431,881,572.06x = 126,669,259,266.46 × 39,085,281,891.32
  4. Step 4: Simplify right side
    84,431,881,572.06x = 4,950,903,705,394,287,214,592
  5. Step 5: Solve for x
    x = 4,950,903,705,394,287,214,592/84,431,881,572.06
  6. Step 6: Final answer
    x = 58,637,846,429.71

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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.