Home / 101,649,606.40-140,276,076.78-57,604,997.80

Finding the Fourth Proportional to 101,649,606.40, 140,276,076.78 and 57,604,997.80

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Solution

The fourth proportional to 101,649,606.40, 140,276,076.78 and 57,604,997.80 is: 79,494,681.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,649,606.40 : 140,276,076.78 = 57,604,997.80 : x
  2. Step 2: Convert to fraction form
    101,649,606.40/140,276,076.78 = 57,604,997.80/x
  3. Step 3: Cross multiply
    101,649,606.40x = 140,276,076.78 × 57,604,997.80
  4. Step 4: Simplify right side
    101,649,606.40x = 8,080,603,094,304,531
  5. Step 5: Solve for x
    x = 8,080,603,094,304,531/101,649,606.40
  6. Step 6: Final answer
    x = 79,494,681.59

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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.