Home / 1,588,036,999.67-2,191,478,965.55-873,557,207.29

Finding the Fourth Proportional to 1,588,036,999.67, 2,191,478,965.55 and 873,557,207.29

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Solution

The fourth proportional to 1,588,036,999.67, 2,191,478,965.55 and 873,557,207.29 is: 1,205,502,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,036,999.67 : 2,191,478,965.55 = 873,557,207.29 : x
  2. Step 2: Convert to fraction form
    1,588,036,999.67/2,191,478,965.55 = 873,557,207.29/x
  3. Step 3: Cross multiply
    1,588,036,999.67x = 2,191,478,965.55 × 873,557,207.29
  4. Step 4: Simplify right side
    1,588,036,999.67x = 1,914,382,244,982,239,744
  5. Step 5: Solve for x
    x = 1,914,382,244,982,239,744/1,588,036,999.67
  6. Step 6: Final answer
    x = 1,205,502,293.32

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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.