Home / 131,415,709.02-197,108,503.20-34,380,780.54

Finding the Fourth Proportional to 131,415,709.02, 197,108,503.20 and 34,380,780.54

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Solution

The fourth proportional to 131,415,709.02, 197,108,503.20 and 34,380,780.54 is: 51,567,230.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,415,709.02 : 197,108,503.20 = 34,380,780.54 : x
  2. Step 2: Convert to fraction form
    131,415,709.02/197,108,503.20 = 34,380,780.54/x
  3. Step 3: Cross multiply
    131,415,709.02x = 197,108,503.20 × 34,380,780.54
  4. Step 4: Simplify right side
    131,415,709.02x = 6,776,744,191,087,087
  5. Step 5: Solve for x
    x = 6,776,744,191,087,087/131,415,709.02
  6. Step 6: Final answer
    x = 51,567,230.75

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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.