Home / 230,101,013.52-345,199,994.87-74,642,683.01

Finding the Fourth Proportional to 230,101,013.52, 345,199,994.87 and 74,642,683.01

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Solution

The fourth proportional to 230,101,013.52, 345,199,994.87 and 74,642,683.01 is: 111,979,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,101,013.52 : 345,199,994.87 = 74,642,683.01 : x
  2. Step 2: Convert to fraction form
    230,101,013.52/345,199,994.87 = 74,642,683.01/x
  3. Step 3: Cross multiply
    230,101,013.52x = 345,199,994.87 × 74,642,683.01
  4. Step 4: Simplify right side
    230,101,013.52x = 25,766,653,790,035,820
  5. Step 5: Solve for x
    x = 25,766,653,790,035,820/230,101,013.52
  6. Step 6: Final answer
    x = 111,979,749.22

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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.