Home / 104,048,231.30-155,904,385.35-65,641,012.10

Finding the Fourth Proportional to 104,048,231.30, 155,904,385.35 and 65,641,012.10

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Solution

The fourth proportional to 104,048,231.30, 155,904,385.35 and 65,641,012.10 is: 98,355,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,048,231.30 : 155,904,385.35 = 65,641,012.10 : x
  2. Step 2: Convert to fraction form
    104,048,231.30/155,904,385.35 = 65,641,012.10/x
  3. Step 3: Cross multiply
    104,048,231.30x = 155,904,385.35 × 65,641,012.10
  4. Step 4: Simplify right side
    104,048,231.30x = 10,233,721,645,202,412
  5. Step 5: Solve for x
    x = 10,233,721,645,202,412/104,048,231.30
  6. Step 6: Final answer
    x = 98,355,556.05

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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.