Home / 140,473,323.66-210,614,215.40-71,252,650.60

Finding the Fourth Proportional to 140,473,323.66, 210,614,215.40 and 71,252,650.60

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Solution

The fourth proportional to 140,473,323.66, 210,614,215.40 and 71,252,650.60 is: 106,830,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,473,323.66 : 210,614,215.40 = 71,252,650.60 : x
  2. Step 2: Convert to fraction form
    140,473,323.66/210,614,215.40 = 71,252,650.60/x
  3. Step 3: Cross multiply
    140,473,323.66x = 210,614,215.40 × 71,252,650.60
  4. Step 4: Simplify right side
    140,473,323.66x = 15,006,821,101,858,444
  5. Step 5: Solve for x
    x = 15,006,821,101,858,444/140,473,323.66
  6. Step 6: Final answer
    x = 106,830,398.19

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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.