Home / 74,314,220.20-111,471,330.30-48,486,187.60

Finding the Fourth Proportional to 74,314,220.20, 111,471,330.30 and 48,486,187.60

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Solution

The fourth proportional to 74,314,220.20, 111,471,330.30 and 48,486,187.60 is: 72,729,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,314,220.20 : 111,471,330.30 = 48,486,187.60 : x
  2. Step 2: Convert to fraction form
    74,314,220.20/111,471,330.30 = 48,486,187.60/x
  3. Step 3: Cross multiply
    74,314,220.20x = 111,471,330.30 × 48,486,187.60
  4. Step 4: Simplify right side
    74,314,220.20x = 5,404,819,832,947,364
  5. Step 5: Solve for x
    x = 5,404,819,832,947,364/74,314,220.20
  6. Step 6: Final answer
    x = 72,729,281.40

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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.