Home / 124,131,030.24-171,300,809.66-71,950,333.26

Finding the Fourth Proportional to 124,131,030.24, 171,300,809.66 and 71,950,333.26

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Solution

The fourth proportional to 124,131,030.24, 171,300,809.66 and 71,950,333.26 is: 99,291,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,131,030.24 : 171,300,809.66 = 71,950,333.26 : x
  2. Step 2: Convert to fraction form
    124,131,030.24/171,300,809.66 = 71,950,333.26/x
  3. Step 3: Cross multiply
    124,131,030.24x = 171,300,809.66 × 71,950,333.26
  4. Step 4: Simplify right side
    124,131,030.24x = 12,325,150,342,744,828
  5. Step 5: Solve for x
    x = 12,325,150,342,744,828/124,131,030.24
  6. Step 6: Final answer
    x = 99,291,452.90

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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.