Home / 53,449,900.80-80,174,851.20-39,845,011.20

Finding the Fourth Proportional to 53,449,900.80, 80,174,851.20 and 39,845,011.20

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Solution

The fourth proportional to 53,449,900.80, 80,174,851.20 and 39,845,011.20 is: 59,767,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,449,900.80 : 80,174,851.20 = 39,845,011.20 : x
  2. Step 2: Convert to fraction form
    53,449,900.80/80,174,851.20 = 39,845,011.20/x
  3. Step 3: Cross multiply
    53,449,900.80x = 80,174,851.20 × 39,845,011.20
  4. Step 4: Simplify right side
    53,449,900.80x = 3,194,567,844,022,334
  5. Step 5: Solve for x
    x = 3,194,567,844,022,334/53,449,900.80
  6. Step 6: Final answer
    x = 59,767,516.80

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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.