Home / 101,481,676.58-140,045,740.90-55,072,331.30

Finding the Fourth Proportional to 101,481,676.58, 140,045,740.90 and 55,072,331.30

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Solution

The fourth proportional to 101,481,676.58, 140,045,740.90 and 55,072,331.30 is: 76,000,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,481,676.58 : 140,045,740.90 = 55,072,331.30 : x
  2. Step 2: Convert to fraction form
    101,481,676.58/140,045,740.90 = 55,072,331.30/x
  3. Step 3: Cross multiply
    101,481,676.58x = 140,045,740.90 × 55,072,331.30
  4. Step 4: Simplify right side
    101,481,676.58x = 7,712,645,439,998,760
  5. Step 5: Solve for x
    x = 7,712,645,439,998,760/101,481,676.58
  6. Step 6: Final answer
    x = 76,000,374.65

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1.5x scale

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.