Home / 1,181,821,238.96-1,772,767,973.10-405,456,009.44

Finding the Fourth Proportional to 1,181,821,238.96, 1,772,767,973.10 and 405,456,009.44

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Solution

The fourth proportional to 1,181,821,238.96, 1,772,767,973.10 and 405,456,009.44 is: 608,196,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,821,238.96 : 1,772,767,973.10 = 405,456,009.44 : x
  2. Step 2: Convert to fraction form
    1,181,821,238.96/1,772,767,973.10 = 405,456,009.44/x
  3. Step 3: Cross multiply
    1,181,821,238.96x = 1,772,767,973.10 × 405,456,009.44
  4. Step 4: Simplify right side
    1,181,821,238.96x = 718,779,428,036,163,200
  5. Step 5: Solve for x
    x = 718,779,428,036,163,200/1,181,821,238.96
  6. Step 6: Final answer
    x = 608,196,404.28

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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.