Home / 75,433,334.60-113,150,001.90-70,969,230.20

Finding the Fourth Proportional to 75,433,334.60, 113,150,001.90 and 70,969,230.20

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Solution

The fourth proportional to 75,433,334.60, 113,150,001.90 and 70,969,230.20 is: 106,453,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,433,334.60 : 113,150,001.90 = 70,969,230.20 : x
  2. Step 2: Convert to fraction form
    75,433,334.60/113,150,001.90 = 70,969,230.20/x
  3. Step 3: Cross multiply
    75,433,334.60x = 113,150,001.90 × 70,969,230.20
  4. Step 4: Simplify right side
    75,433,334.60x = 8,030,168,531,971,538
  5. Step 5: Solve for x
    x = 8,030,168,531,971,538/75,433,334.60
  6. Step 6: Final answer
    x = 106,453,845.30

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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.