Home / 101,973,515.20-152,944,905.10-65,341,392.60

Finding the Fourth Proportional to 101,973,515.20, 152,944,905.10 and 65,341,392.60

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Solution

The fourth proportional to 101,973,515.20, 152,944,905.10 and 65,341,392.60 is: 98,002,241.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,973,515.20 : 152,944,905.10 = 65,341,392.60 : x
  2. Step 2: Convert to fraction form
    101,973,515.20/152,944,905.10 = 65,341,392.60/x
  3. Step 3: Cross multiply
    101,973,515.20x = 152,944,905.10 × 65,341,392.60
  4. Step 4: Simplify right side
    101,973,515.20x = 9,993,633,089,522,196
  5. Step 5: Solve for x
    x = 9,993,633,089,522,196/101,973,515.20
  6. Step 6: Final answer
    x = 98,002,241.76

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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.