Home / 149,408,078.80-224,112,118.20-105,570,101.20

Finding the Fourth Proportional to 149,408,078.80, 224,112,118.20 and 105,570,101.20

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Solution

The fourth proportional to 149,408,078.80, 224,112,118.20 and 105,570,101.20 is: 158,355,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,408,078.80 : 224,112,118.20 = 105,570,101.20 : x
  2. Step 2: Convert to fraction form
    149,408,078.80/224,112,118.20 = 105,570,101.20/x
  3. Step 3: Cross multiply
    149,408,078.80x = 224,112,118.20 × 105,570,101.20
  4. Step 4: Simplify right side
    149,408,078.80x = 23,659,538,998,520,360
  5. Step 5: Solve for x
    x = 23,659,538,998,520,360/149,408,078.80
  6. Step 6: Final answer
    x = 158,355,151.80

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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.