Home / 108,415,546.61-162,623,315.37-31,738,574.48

Finding the Fourth Proportional to 108,415,546.61, 162,623,315.37 and 31,738,574.48

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Solution

The fourth proportional to 108,415,546.61, 162,623,315.37 and 31,738,574.48 is: 47,607,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,415,546.61 : 162,623,315.37 = 31,738,574.48 : x
  2. Step 2: Convert to fraction form
    108,415,546.61/162,623,315.37 = 31,738,574.48/x
  3. Step 3: Cross multiply
    108,415,546.61x = 162,623,315.37 × 31,738,574.48
  4. Step 4: Simplify right side
    108,415,546.61x = 5,161,432,207,055,274
  5. Step 5: Solve for x
    x = 5,161,432,207,055,274/108,415,546.61
  6. Step 6: Final answer
    x = 47,607,860.39

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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.