Home / 140,092,430.48-210,267,821.56-71,053,687.76

Finding the Fourth Proportional to 140,092,430.48, 210,267,821.56 and 71,053,687.76

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Solution

The fourth proportional to 140,092,430.48, 210,267,821.56 and 71,053,687.76 is: 106,646,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,092,430.48 : 210,267,821.56 = 71,053,687.76 : x
  2. Step 2: Convert to fraction form
    140,092,430.48/210,267,821.56 = 71,053,687.76/x
  3. Step 3: Cross multiply
    140,092,430.48x = 210,267,821.56 × 71,053,687.76
  4. Step 4: Simplify right side
    140,092,430.48x = 14,940,304,139,099,638
  5. Step 5: Solve for x
    x = 14,940,304,139,099,638/140,092,430.48
  6. Step 6: Final answer
    x = 106,646,048.53

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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.