Home / 147,443,406.60-220,883,100.30-79,263,438.60

Finding the Fourth Proportional to 147,443,406.60, 220,883,100.30 and 79,263,438.60

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Solution

The fourth proportional to 147,443,406.60, 220,883,100.30 and 79,263,438.60 is: 118,743,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,443,406.60 : 220,883,100.30 = 79,263,438.60 : x
  2. Step 2: Convert to fraction form
    147,443,406.60/220,883,100.30 = 79,263,438.60/x
  3. Step 3: Cross multiply
    147,443,406.60x = 220,883,100.30 × 79,263,438.60
  4. Step 4: Simplify right side
    147,443,406.60x = 17,507,954,058,406,692
  5. Step 5: Solve for x
    x = 17,507,954,058,406,692/147,443,406.60
  6. Step 6: Final answer
    x = 118,743,553.63

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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.