Home / 140,220,773.28-210,330,877.86-131,687,899.02

Finding the Fourth Proportional to 140,220,773.28, 210,330,877.86 and 131,687,899.02

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Solution

The fourth proportional to 140,220,773.28, 210,330,877.86 and 131,687,899.02 is: 197,531,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,220,773.28 : 210,330,877.86 = 131,687,899.02 : x
  2. Step 2: Convert to fraction form
    140,220,773.28/210,330,877.86 = 131,687,899.02/x
  3. Step 3: Cross multiply
    140,220,773.28x = 210,330,877.86 × 131,687,899.02
  4. Step 4: Simplify right side
    140,220,773.28x = 27,698,031,404,415,636
  5. Step 5: Solve for x
    x = 27,698,031,404,415,636/140,220,773.28
  6. Step 6: Final answer
    x = 197,531,583.63

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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.