Home / 589,968,003.80-884,952,005.70-406,301,994.20

Finding the Fourth Proportional to 589,968,003.80, 884,952,005.70 and 406,301,994.20

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Solution

The fourth proportional to 589,968,003.80, 884,952,005.70 and 406,301,994.20 is: 609,452,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,968,003.80 : 884,952,005.70 = 406,301,994.20 : x
  2. Step 2: Convert to fraction form
    589,968,003.80/884,952,005.70 = 406,301,994.20/x
  3. Step 3: Cross multiply
    589,968,003.80x = 884,952,005.70 × 406,301,994.20
  4. Step 4: Simplify right side
    589,968,003.80x = 359,557,764,687,199,744
  5. Step 5: Solve for x
    x = 359,557,764,687,199,744/589,968,003.80
  6. Step 6: Final answer
    x = 609,452,991.30

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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.